Home / 27,198.78-37,534.23-15,262.17

Finding the Fourth Proportional to 27,198.78, 37,534.23 and 15,262.17

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Solution

The fourth proportional to 27,198.78, 37,534.23 and 15,262.17 is: 21,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.78 : 37,534.23 = 15,262.17 : x
  2. Step 2: Convert to fraction form
    27,198.78/37,534.23 = 15,262.17/x
  3. Step 3: Cross multiply
    27,198.78x = 37,534.23 × 15,262.17
  4. Step 4: Simplify right side
    27,198.78x = 572,853,799.08
  5. Step 5: Solve for x
    x = 572,853,799.08/27,198.78
  6. Step 6: Final answer
    x = 21,061.75

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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.