Home / 42,189.13-63,252.42-25,545.16

Finding the Fourth Proportional to 42,189.13, 63,252.42 and 25,545.16

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Solution

The fourth proportional to 42,189.13, 63,252.42 and 25,545.16 is: 38,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,189.13 : 63,252.42 = 25,545.16 : x
  2. Step 2: Convert to fraction form
    42,189.13/63,252.42 = 25,545.16/x
  3. Step 3: Cross multiply
    42,189.13x = 63,252.42 × 25,545.16
  4. Step 4: Simplify right side
    42,189.13x = 1,615,793,189.29
  5. Step 5: Solve for x
    x = 1,615,793,189.29/42,189.13
  6. Step 6: Final answer
    x = 38,298.80

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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.