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Finding the Fourth Proportional to 15,654.32, 23,470.54 and 5,792.32

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Solution

The fourth proportional to 15,654.32, 23,470.54 and 5,792.32 is: 8,684.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.32 : 23,470.54 = 5,792.32 : x
  2. Step 2: Convert to fraction form
    15,654.32/23,470.54 = 5,792.32/x
  3. Step 3: Cross multiply
    15,654.32x = 23,470.54 × 5,792.32
  4. Step 4: Simplify right side
    15,654.32x = 135,948,760.90
  5. Step 5: Solve for x
    x = 135,948,760.90/15,654.32
  6. Step 6: Final answer
    x = 8,684.42

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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.