Home / 22,640.24-31,209.38-17,851.92

Finding the Fourth Proportional to 22,640.24, 31,209.38 and 17,851.92

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Solution

The fourth proportional to 22,640.24, 31,209.38 and 17,851.92 is: 24,608.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,640.24 : 31,209.38 = 17,851.92 : x
  2. Step 2: Convert to fraction form
    22,640.24/31,209.38 = 17,851.92/x
  3. Step 3: Cross multiply
    22,640.24x = 31,209.38 × 17,851.92
  4. Step 4: Simplify right side
    22,640.24x = 557,147,355.01
  5. Step 5: Solve for x
    x = 557,147,355.01/22,640.24
  6. Step 6: Final answer
    x = 24,608.72

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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.