Home / 47,761.92-71,698.23-25,618.55

Finding the Fourth Proportional to 47,761.92, 71,698.23 and 25,618.55

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Solution

The fourth proportional to 47,761.92, 71,698.23 and 25,618.55 is: 38,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,761.92 : 71,698.23 = 25,618.55 : x
  2. Step 2: Convert to fraction form
    47,761.92/71,698.23 = 25,618.55/x
  3. Step 3: Cross multiply
    47,761.92x = 71,698.23 × 25,618.55
  4. Step 4: Simplify right side
    47,761.92x = 1,836,804,331.68
  5. Step 5: Solve for x
    x = 1,836,804,331.68/47,761.92
  6. Step 6: Final answer
    x = 38,457.51

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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.