Home / 42,080.13-63,114.26-17,131.05

Finding the Fourth Proportional to 42,080.13, 63,114.26 and 17,131.05

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Solution

The fourth proportional to 42,080.13, 63,114.26 and 17,131.05 is: 25,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,080.13 : 63,114.26 = 17,131.05 : x
  2. Step 2: Convert to fraction form
    42,080.13/63,114.26 = 17,131.05/x
  3. Step 3: Cross multiply
    42,080.13x = 63,114.26 × 17,131.05
  4. Step 4: Simplify right side
    42,080.13x = 1,081,213,458.12
  5. Step 5: Solve for x
    x = 1,081,213,458.12/42,080.13
  6. Step 6: Final answer
    x = 25,694.16

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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.