Home / 16,591.56-22,897.68-9,520.28

Finding the Fourth Proportional to 16,591.56, 22,897.68 and 9,520.28

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Solution

The fourth proportional to 16,591.56, 22,897.68 and 9,520.28 is: 13,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,591.56 : 22,897.68 = 9,520.28 : x
  2. Step 2: Convert to fraction form
    16,591.56/22,897.68 = 9,520.28/x
  3. Step 3: Cross multiply
    16,591.56x = 22,897.68 × 9,520.28
  4. Step 4: Simplify right side
    16,591.56x = 217,992,324.95
  5. Step 5: Solve for x
    x = 217,992,324.95/16,591.56
  6. Step 6: Final answer
    x = 13,138.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.