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Finding the Fourth Proportional to 17,640.59, 26,463.92 and 5,951.07

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Solution

The fourth proportional to 17,640.59, 26,463.92 and 5,951.07 is: 8,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.59 : 26,463.92 = 5,951.07 : x
  2. Step 2: Convert to fraction form
    17,640.59/26,463.92 = 5,951.07/x
  3. Step 3: Cross multiply
    17,640.59x = 26,463.92 × 5,951.07
  4. Step 4: Simplify right side
    17,640.59x = 157,488,610.64
  5. Step 5: Solve for x
    x = 157,488,610.64/17,640.59
  6. Step 6: Final answer
    x = 8,927.63

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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.