Home / 42,095.80-63,143.79-17,118.22

Finding the Fourth Proportional to 42,095.80, 63,143.79 and 17,118.22

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Solution

The fourth proportional to 42,095.80, 63,143.79 and 17,118.22 is: 25,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,095.80 : 63,143.79 = 17,118.22 : x
  2. Step 2: Convert to fraction form
    42,095.80/63,143.79 = 17,118.22/x
  3. Step 3: Cross multiply
    42,095.80x = 63,143.79 × 17,118.22
  4. Step 4: Simplify right side
    42,095.80x = 1,080,909,288.85
  5. Step 5: Solve for x
    x = 1,080,909,288.85/42,095.80
  6. Step 6: Final answer
    x = 25,677.37

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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.