Home / 35,882.11-49,519.65-19,966.56

Finding the Fourth Proportional to 35,882.11, 49,519.65 and 19,966.56

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Solution

The fourth proportional to 35,882.11, 49,519.65 and 19,966.56 is: 27,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,882.11 : 49,519.65 = 19,966.56 : x
  2. Step 2: Convert to fraction form
    35,882.11/49,519.65 = 19,966.56/x
  3. Step 3: Cross multiply
    35,882.11x = 49,519.65 × 19,966.56
  4. Step 4: Simplify right side
    35,882.11x = 988,737,062.90
  5. Step 5: Solve for x
    x = 988,737,062.90/35,882.11
  6. Step 6: Final answer
    x = 27,555.15

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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.