Home / 27,517.14-37,974.06-15,580.14

Finding the Fourth Proportional to 27,517.14, 37,974.06 and 15,580.14

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Solution

The fourth proportional to 27,517.14, 37,974.06 and 15,580.14 is: 21,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.14 : 37,974.06 = 15,580.14 : x
  2. Step 2: Convert to fraction form
    27,517.14/37,974.06 = 15,580.14/x
  3. Step 3: Cross multiply
    27,517.14x = 37,974.06 × 15,580.14
  4. Step 4: Simplify right side
    27,517.14x = 591,641,171.17
  5. Step 5: Solve for x
    x = 591,641,171.17/27,517.14
  6. Step 6: Final answer
    x = 21,500.82

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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.