Home / 36,543.15-54,814.86-13,171.41

Finding the Fourth Proportional to 36,543.15, 54,814.86 and 13,171.41

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Solution

The fourth proportional to 36,543.15, 54,814.86 and 13,171.41 is: 19,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.15 : 54,814.86 = 13,171.41 : x
  2. Step 2: Convert to fraction form
    36,543.15/54,814.86 = 13,171.41/x
  3. Step 3: Cross multiply
    36,543.15x = 54,814.86 × 13,171.41
  4. Step 4: Simplify right side
    36,543.15x = 721,988,995.15
  5. Step 5: Solve for x
    x = 721,988,995.15/36,543.15
  6. Step 6: Final answer
    x = 19,757.16

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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.