Home / 47,521.92-71,258.88-27,806.40

Finding the Fourth Proportional to 47,521.92, 71,258.88 and 27,806.40

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Solution

The fourth proportional to 47,521.92, 71,258.88 and 27,806.40 is: 41,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,521.92 : 71,258.88 = 27,806.40 : x
  2. Step 2: Convert to fraction form
    47,521.92/71,258.88 = 27,806.40/x
  3. Step 3: Cross multiply
    47,521.92x = 71,258.88 × 27,806.40
  4. Step 4: Simplify right side
    47,521.92x = 1,981,452,920.83
  5. Step 5: Solve for x
    x = 1,981,452,920.83/47,521.92
  6. Step 6: Final answer
    x = 41,695.56

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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.