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Finding the Fourth Proportional to 15,027.97, 22,532.95 and 7,132.45

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Solution

The fourth proportional to 15,027.97, 22,532.95 and 7,132.45 is: 10,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,027.97 : 22,532.95 = 7,132.45 : x
  2. Step 2: Convert to fraction form
    15,027.97/22,532.95 = 7,132.45/x
  3. Step 3: Cross multiply
    15,027.97x = 22,532.95 × 7,132.45
  4. Step 4: Simplify right side
    15,027.97x = 160,715,139.23
  5. Step 5: Solve for x
    x = 160,715,139.23/15,027.97
  6. Step 6: Final answer
    x = 10,694.40

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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.