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Finding the Fourth Proportional to 22,569.98, 33,805.02 and 15,437.28

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Solution

The fourth proportional to 22,569.98, 33,805.02 and 15,437.28 is: 23,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569.98 : 33,805.02 = 15,437.28 : x
  2. Step 2: Convert to fraction form
    22,569.98/33,805.02 = 15,437.28/x
  3. Step 3: Cross multiply
    22,569.98x = 33,805.02 × 15,437.28
  4. Step 4: Simplify right side
    22,569.98x = 521,857,559.15
  5. Step 5: Solve for x
    x = 521,857,559.15/22,569.98
  6. Step 6: Final answer
    x = 23,121.76

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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.