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Finding the Fourth Proportional to 36,462.88, 54,672.43 and 14,249.78

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Solution

The fourth proportional to 36,462.88, 54,672.43 and 14,249.78 is: 21,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,462.88 : 54,672.43 = 14,249.78 : x
  2. Step 2: Convert to fraction form
    36,462.88/54,672.43 = 14,249.78/x
  3. Step 3: Cross multiply
    36,462.88x = 54,672.43 × 14,249.78
  4. Step 4: Simplify right side
    36,462.88x = 779,070,099.57
  5. Step 5: Solve for x
    x = 779,070,099.57/36,462.88
  6. Step 6: Final answer
    x = 21,366.12

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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.