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Finding the Fourth Proportional to 45,879.92, 63,301.26 and 26,760.52

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Solution

The fourth proportional to 45,879.92, 63,301.26 and 26,760.52 is: 36,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,879.92 : 63,301.26 = 26,760.52 : x
  2. Step 2: Convert to fraction form
    45,879.92/63,301.26 = 26,760.52/x
  3. Step 3: Cross multiply
    45,879.92x = 63,301.26 × 26,760.52
  4. Step 4: Simplify right side
    45,879.92x = 1,693,974,813.73
  5. Step 5: Solve for x
    x = 1,693,974,813.73/45,879.92
  6. Step 6: Final answer
    x = 36,921.92

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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.