Home / 35,972.38-49,642.17-20,057.85

Finding the Fourth Proportional to 35,972.38, 49,642.17 and 20,057.85

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Solution

The fourth proportional to 35,972.38, 49,642.17 and 20,057.85 is: 27,680.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.38 : 49,642.17 = 20,057.85 : x
  2. Step 2: Convert to fraction form
    35,972.38/49,642.17 = 20,057.85/x
  3. Step 3: Cross multiply
    35,972.38x = 49,642.17 × 20,057.85
  4. Step 4: Simplify right side
    35,972.38x = 995,715,263.94
  5. Step 5: Solve for x
    x = 995,715,263.94/35,972.38
  6. Step 6: Final answer
    x = 27,680.00

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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.