Home / 39,630.24-54,689.28-22,862.88

Finding the Fourth Proportional to 39,630.24, 54,689.28 and 22,862.88

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Solution

The fourth proportional to 39,630.24, 54,689.28 and 22,862.88 is: 31,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630.24 : 54,689.28 = 22,862.88 : x
  2. Step 2: Convert to fraction form
    39,630.24/54,689.28 = 22,862.88/x
  3. Step 3: Cross multiply
    39,630.24x = 54,689.28 × 22,862.88
  4. Step 4: Simplify right side
    39,630.24x = 1,250,354,445.93
  5. Step 5: Solve for x
    x = 1,250,354,445.93/39,630.24
  6. Step 6: Final answer
    x = 31,550.51

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1.5x scale

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.