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Finding the Fourth Proportional to 36,463.68, 54,695.52 and 11,503.80

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Solution

The fourth proportional to 36,463.68, 54,695.52 and 11,503.80 is: 17,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,463.68 : 54,695.52 = 11,503.80 : x
  2. Step 2: Convert to fraction form
    36,463.68/54,695.52 = 11,503.80/x
  3. Step 3: Cross multiply
    36,463.68x = 54,695.52 × 11,503.80
  4. Step 4: Simplify right side
    36,463.68x = 629,206,322.98
  5. Step 5: Solve for x
    x = 629,206,322.98/36,463.68
  6. Step 6: Final answer
    x = 17,255.70

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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.