Home / 26,974.13-37,227.90-15,493.55

Finding the Fourth Proportional to 26,974.13, 37,227.90 and 15,493.55

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Solution

The fourth proportional to 26,974.13, 37,227.90 and 15,493.55 is: 21,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,974.13 : 37,227.90 = 15,493.55 : x
  2. Step 2: Convert to fraction form
    26,974.13/37,227.90 = 15,493.55/x
  3. Step 3: Cross multiply
    26,974.13x = 37,227.90 × 15,493.55
  4. Step 4: Simplify right side
    26,974.13x = 576,792,143.91
  5. Step 5: Solve for x
    x = 576,792,143.91/26,974.13
  6. Step 6: Final answer
    x = 21,383.16

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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.