Home / 39,854.91-55,001.47-22,863.95

Finding the Fourth Proportional to 39,854.91, 55,001.47 and 22,863.95

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Solution

The fourth proportional to 39,854.91, 55,001.47 and 22,863.95 is: 31,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.91 : 55,001.47 = 22,863.95 : x
  2. Step 2: Convert to fraction form
    39,854.91/55,001.47 = 22,863.95/x
  3. Step 3: Cross multiply
    39,854.91x = 55,001.47 × 22,863.95
  4. Step 4: Simplify right side
    39,854.91x = 1,257,550,860.01
  5. Step 5: Solve for x
    x = 1,257,550,860.01/39,854.91
  6. Step 6: Final answer
    x = 31,553.22

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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.