Home / 36,772.92-55,142.82-10,471.68

Finding the Fourth Proportional to 36,772.92, 55,142.82 and 10,471.68

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Solution

The fourth proportional to 36,772.92, 55,142.82 and 10,471.68 is: 15,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,772.92 : 55,142.82 = 10,471.68 : x
  2. Step 2: Convert to fraction form
    36,772.92/55,142.82 = 10,471.68/x
  3. Step 3: Cross multiply
    36,772.92x = 55,142.82 × 10,471.68
  4. Step 4: Simplify right side
    36,772.92x = 577,437,965.34
  5. Step 5: Solve for x
    x = 577,437,965.34/36,772.92
  6. Step 6: Final answer
    x = 15,702.80

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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.