Home / 43,747.56-65,614.05-14,186.61

Finding the Fourth Proportional to 43,747.56, 65,614.05 and 14,186.61

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Solution

The fourth proportional to 43,747.56, 65,614.05 and 14,186.61 is: 21,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,747.56 : 65,614.05 = 14,186.61 : x
  2. Step 2: Convert to fraction form
    43,747.56/65,614.05 = 14,186.61/x
  3. Step 3: Cross multiply
    43,747.56x = 65,614.05 × 14,186.61
  4. Step 4: Simplify right side
    43,747.56x = 930,840,937.87
  5. Step 5: Solve for x
    x = 930,840,937.87/43,747.56
  6. Step 6: Final answer
    x = 21,277.55

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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.