Home / 43,672.15-65,516.36-14,086.89

Finding the Fourth Proportional to 43,672.15, 65,516.36 and 14,086.89

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Solution

The fourth proportional to 43,672.15, 65,516.36 and 14,086.89 is: 21,132.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,672.15 : 65,516.36 = 14,086.89 : x
  2. Step 2: Convert to fraction form
    43,672.15/65,516.36 = 14,086.89/x
  3. Step 3: Cross multiply
    43,672.15x = 65,516.36 × 14,086.89
  4. Step 4: Simplify right side
    43,672.15x = 922,921,686.09
  5. Step 5: Solve for x
    x = 922,921,686.09/43,672.15
  6. Step 6: Final answer
    x = 21,132.96

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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.