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Finding the Fourth Proportional to 19,732.92, 29,598.41 and 7,251.99

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Solution

The fourth proportional to 19,732.92, 29,598.41 and 7,251.99 is: 10,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.92 : 29,598.41 = 7,251.99 : x
  2. Step 2: Convert to fraction form
    19,732.92/29,598.41 = 7,251.99/x
  3. Step 3: Cross multiply
    19,732.92x = 29,598.41 × 7,251.99
  4. Step 4: Simplify right side
    19,732.92x = 214,647,391.47
  5. Step 5: Solve for x
    x = 214,647,391.47/19,732.92
  6. Step 6: Final answer
    x = 10,877.63

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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.