Home / 25,592.52-38,388.74-9,999.22

Finding the Fourth Proportional to 25,592.52, 38,388.74 and 9,999.22

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Solution

The fourth proportional to 25,592.52, 38,388.74 and 9,999.22 is: 14,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.52 : 38,388.74 = 9,999.22 : x
  2. Step 2: Convert to fraction form
    25,592.52/38,388.74 = 9,999.22/x
  3. Step 3: Cross multiply
    25,592.52x = 38,388.74 × 9,999.22
  4. Step 4: Simplify right side
    25,592.52x = 383,857,456.78
  5. Step 5: Solve for x
    x = 383,857,456.78/25,592.52
  6. Step 6: Final answer
    x = 14,998.81

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Similar ratio
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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.