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Finding the Fourth Proportional to 22,475.88, 33,715.43 and 8,624.88

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Solution

The fourth proportional to 22,475.88, 33,715.43 and 8,624.88 is: 12,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475.88 : 33,715.43 = 8,624.88 : x
  2. Step 2: Convert to fraction form
    22,475.88/33,715.43 = 8,624.88/x
  3. Step 3: Cross multiply
    22,475.88x = 33,715.43 × 8,624.88
  4. Step 4: Simplify right side
    22,475.88x = 290,791,390.88
  5. Step 5: Solve for x
    x = 290,791,390.88/22,475.88
  6. Step 6: Final answer
    x = 12,937.93

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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.