Home / 22,844.97-31,512.92-13,411.71

Finding the Fourth Proportional to 22,844.97, 31,512.92 and 13,411.71

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Solution

The fourth proportional to 22,844.97, 31,512.92 and 13,411.71 is: 18,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,844.97 : 31,512.92 = 13,411.71 : x
  2. Step 2: Convert to fraction form
    22,844.97/31,512.92 = 13,411.71/x
  3. Step 3: Cross multiply
    22,844.97x = 31,512.92 × 13,411.71
  4. Step 4: Simplify right side
    22,844.97x = 422,642,077.23
  5. Step 5: Solve for x
    x = 422,642,077.23/22,844.97
  6. Step 6: Final answer
    x = 18,500.44

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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.