Home / 15,490.71-23,252.45-9,651.42

Finding the Fourth Proportional to 15,490.71, 23,252.45 and 9,651.42

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Solution

The fourth proportional to 15,490.71, 23,252.45 and 9,651.42 is: 14,487.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.71 : 23,252.45 = 9,651.42 : x
  2. Step 2: Convert to fraction form
    15,490.71/23,252.45 = 9,651.42/x
  3. Step 3: Cross multiply
    15,490.71x = 23,252.45 × 9,651.42
  4. Step 4: Simplify right side
    15,490.71x = 224,419,112.72
  5. Step 5: Solve for x
    x = 224,419,112.72/15,490.71
  6. Step 6: Final answer
    x = 14,487.34

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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.