Home / 55,294.56-82,917.36-15,842.72

Finding the Fourth Proportional to 55,294.56, 82,917.36 and 15,842.72

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Solution

The fourth proportional to 55,294.56, 82,917.36 and 15,842.72 is: 23,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,294.56 : 82,917.36 = 15,842.72 : x
  2. Step 2: Convert to fraction form
    55,294.56/82,917.36 = 15,842.72/x
  3. Step 3: Cross multiply
    55,294.56x = 82,917.36 × 15,842.72
  4. Step 4: Simplify right side
    55,294.56x = 1,313,636,517.62
  5. Step 5: Solve for x
    x = 1,313,636,517.62/55,294.56
  6. Step 6: Final answer
    x = 23,757.07

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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.