Home / 36,516.82-54,775.23-13,142.66

Finding the Fourth Proportional to 36,516.82, 54,775.23 and 13,142.66

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Solution

The fourth proportional to 36,516.82, 54,775.23 and 13,142.66 is: 19,713.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.82 : 54,775.23 = 13,142.66 : x
  2. Step 2: Convert to fraction form
    36,516.82/54,775.23 = 13,142.66/x
  3. Step 3: Cross multiply
    36,516.82x = 54,775.23 × 13,142.66
  4. Step 4: Simplify right side
    36,516.82x = 719,892,224.31
  5. Step 5: Solve for x
    x = 719,892,224.31/36,516.82
  6. Step 6: Final answer
    x = 19,713.99

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Similar ratio
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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.