Home / 25,592.59-38,388.89-9,999.28

Finding the Fourth Proportional to 25,592.59, 38,388.89 and 9,999.28

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Solution

The fourth proportional to 25,592.59, 38,388.89 and 9,999.28 is: 14,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.59 : 38,388.89 = 9,999.28 : x
  2. Step 2: Convert to fraction form
    25,592.59/38,388.89 = 9,999.28/x
  3. Step 3: Cross multiply
    25,592.59x = 38,388.89 × 9,999.28
  4. Step 4: Simplify right side
    25,592.59x = 383,861,276.74
  5. Step 5: Solve for x
    x = 383,861,276.74/25,592.59
  6. Step 6: Final answer
    x = 14,998.92

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Half scale
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Double scale
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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.