Home / 17,177.47-25,732.65-11,839.70

Finding the Fourth Proportional to 17,177.47, 25,732.65 and 11,839.70

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Solution

The fourth proportional to 17,177.47, 25,732.65 and 11,839.70 is: 17,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.47 : 25,732.65 = 11,839.70 : x
  2. Step 2: Convert to fraction form
    17,177.47/25,732.65 = 11,839.70/x
  3. Step 3: Cross multiply
    17,177.47x = 25,732.65 × 11,839.70
  4. Step 4: Simplify right side
    17,177.47x = 304,666,856.21
  5. Step 5: Solve for x
    x = 304,666,856.21/17,177.47
  6. Step 6: Final answer
    x = 17,736.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.