Home / 54,366.12-81,534.33-14,913.86

Finding the Fourth Proportional to 54,366.12, 81,534.33 and 14,913.86

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Solution

The fourth proportional to 54,366.12, 81,534.33 and 14,913.86 is: 22,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,366.12 : 81,534.33 = 14,913.86 : x
  2. Step 2: Convert to fraction form
    54,366.12/81,534.33 = 14,913.86/x
  3. Step 3: Cross multiply
    54,366.12x = 81,534.33 × 14,913.86
  4. Step 4: Simplify right side
    54,366.12x = 1,215,991,175.14
  5. Step 5: Solve for x
    x = 1,215,991,175.14/54,366.12
  6. Step 6: Final answer
    x = 22,366.71

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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.