Home / 54,706.38-82,001.24-28,374.90

Finding the Fourth Proportional to 54,706.38, 82,001.24 and 28,374.90

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Solution

The fourth proportional to 54,706.38, 82,001.24 and 28,374.90 is: 42,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.38 : 82,001.24 = 28,374.90 : x
  2. Step 2: Convert to fraction form
    54,706.38/82,001.24 = 28,374.90/x
  3. Step 3: Cross multiply
    54,706.38x = 82,001.24 × 28,374.90
  4. Step 4: Simplify right side
    54,706.38x = 2,326,776,984.88
  5. Step 5: Solve for x
    x = 2,326,776,984.88/54,706.38
  6. Step 6: Final answer
    x = 42,532.10

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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.