Home / 42,053.50-63,080.26-17,107.12

Finding the Fourth Proportional to 42,053.50, 63,080.26 and 17,107.12

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Solution

The fourth proportional to 42,053.50, 63,080.26 and 17,107.12 is: 25,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.50 : 63,080.26 = 17,107.12 : x
  2. Step 2: Convert to fraction form
    42,053.50/63,080.26 = 17,107.12/x
  3. Step 3: Cross multiply
    42,053.50x = 63,080.26 × 17,107.12
  4. Step 4: Simplify right side
    42,053.50x = 1,079,121,577.45
  5. Step 5: Solve for x
    x = 1,079,121,577.45/42,053.50
  6. Step 6: Final answer
    x = 25,660.68

Related Problems

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Half scale
Find fourth proportional to 84,107, 126,160.52 and 34,214.24
Double scale
Find fourth proportional to 42,054.50, 63,081.76 and 17,108.12
Similar ratio
Find fourth proportional to 63,080.25, 94,620.39 and 25,660.68
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.