Home / 47,930.91-66,141.90-27,508.65

Finding the Fourth Proportional to 47,930.91, 66,141.90 and 27,508.65

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Solution

The fourth proportional to 47,930.91, 66,141.90 and 27,508.65 is: 37,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930.91 : 66,141.90 = 27,508.65 : x
  2. Step 2: Convert to fraction form
    47,930.91/66,141.90 = 27,508.65/x
  3. Step 3: Cross multiply
    47,930.91x = 66,141.90 × 27,508.65
  4. Step 4: Simplify right side
    47,930.91x = 1,819,474,129.40
  5. Step 5: Solve for x
    x = 1,819,474,129.40/47,930.91
  6. Step 6: Final answer
    x = 37,960.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.