Home / 54,546.62-81,819.93-15,103.72

Finding the Fourth Proportional to 54,546.62, 81,819.93 and 15,103.72

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Solution

The fourth proportional to 54,546.62, 81,819.93 and 15,103.72 is: 22,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,546.62 : 81,819.93 = 15,103.72 : x
  2. Step 2: Convert to fraction form
    54,546.62/81,819.93 = 15,103.72/x
  3. Step 3: Cross multiply
    54,546.62x = 81,819.93 × 15,103.72
  4. Step 4: Simplify right side
    54,546.62x = 1,235,784,904.04
  5. Step 5: Solve for x
    x = 1,235,784,904.04/54,546.62
  6. Step 6: Final answer
    x = 22,655.57

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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.