Home / 25,490.50-38,192.51-15,609.11

Finding the Fourth Proportional to 25,490.50, 38,192.51 and 15,609.11

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Solution

The fourth proportional to 25,490.50, 38,192.51 and 15,609.11 is: 23,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.50 : 38,192.51 = 15,609.11 : x
  2. Step 2: Convert to fraction form
    25,490.50/38,192.51 = 15,609.11/x
  3. Step 3: Cross multiply
    25,490.50x = 38,192.51 × 15,609.11
  4. Step 4: Simplify right side
    25,490.50x = 596,150,937.83
  5. Step 5: Solve for x
    x = 596,150,937.83/25,490.50
  6. Step 6: Final answer
    x = 23,387.18

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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.