Home / 39,622.42-54,696.36-27,732.43

Finding the Fourth Proportional to 39,622.42, 54,696.36 and 27,732.43

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Solution

The fourth proportional to 39,622.42, 54,696.36 and 27,732.43 is: 38,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622.42 : 54,696.36 = 27,732.43 : x
  2. Step 2: Convert to fraction form
    39,622.42/54,696.36 = 27,732.43/x
  3. Step 3: Cross multiply
    39,622.42x = 54,696.36 × 27,732.43
  4. Step 4: Simplify right side
    39,622.42x = 1,516,862,974.95
  5. Step 5: Solve for x
    x = 1,516,862,974.95/39,622.42
  6. Step 6: Final answer
    x = 38,282.95

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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.