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Finding the Fourth Proportional to 17,337.65, 23,925.78 and 9,379.70

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Solution

The fourth proportional to 17,337.65, 23,925.78 and 9,379.70 is: 12,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,337.65 : 23,925.78 = 9,379.70 : x
  2. Step 2: Convert to fraction form
    17,337.65/23,925.78 = 9,379.70/x
  3. Step 3: Cross multiply
    17,337.65x = 23,925.78 × 9,379.70
  4. Step 4: Simplify right side
    17,337.65x = 224,416,608.76
  5. Step 5: Solve for x
    x = 224,416,608.76/17,337.65
  6. Step 6: Final answer
    x = 12,943.89

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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.