Home / 15,708.64-23,569.20-6,472.48

Finding the Fourth Proportional to 15,708.64, 23,569.20 and 6,472.48

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Solution

The fourth proportional to 15,708.64, 23,569.20 and 6,472.48 is: 9,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.64 : 23,569.20 = 6,472.48 : x
  2. Step 2: Convert to fraction form
    15,708.64/23,569.20 = 6,472.48/x
  3. Step 3: Cross multiply
    15,708.64x = 23,569.20 × 6,472.48
  4. Step 4: Simplify right side
    15,708.64x = 152,551,175.62
  5. Step 5: Solve for x
    x = 152,551,175.62/15,708.64
  6. Step 6: Final answer
    x = 9,711.29

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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.