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Finding the Fourth Proportional to 36,641.73, 54,963.69 and 10,343.73

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Solution

The fourth proportional to 36,641.73, 54,963.69 and 10,343.73 is: 15,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641.73 : 54,963.69 = 10,343.73 : x
  2. Step 2: Convert to fraction form
    36,641.73/54,963.69 = 10,343.73/x
  3. Step 3: Cross multiply
    36,641.73x = 54,963.69 × 10,343.73
  4. Step 4: Simplify right side
    36,641.73x = 568,529,569.16
  5. Step 5: Solve for x
    x = 568,529,569.16/36,641.73
  6. Step 6: Final answer
    x = 15,515.90

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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.