Home / 47,862.12-71,720.42-22,867.74

Finding the Fourth Proportional to 47,862.12, 71,720.42 and 22,867.74

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Solution

The fourth proportional to 47,862.12, 71,720.42 and 22,867.74 is: 34,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,862.12 : 71,720.42 = 22,867.74 : x
  2. Step 2: Convert to fraction form
    47,862.12/71,720.42 = 22,867.74/x
  3. Step 3: Cross multiply
    47,862.12x = 71,720.42 × 22,867.74
  4. Step 4: Simplify right side
    47,862.12x = 1,640,083,917.25
  5. Step 5: Solve for x
    x = 1,640,083,917.25/47,862.12
  6. Step 6: Final answer
    x = 34,266.85

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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.