Home / 27,084.71-37,375.76-15,754.23

Finding the Fourth Proportional to 27,084.71, 37,375.76 and 15,754.23

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Solution

The fourth proportional to 27,084.71, 37,375.76 and 15,754.23 is: 21,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,084.71 : 37,375.76 = 15,754.23 : x
  2. Step 2: Convert to fraction form
    27,084.71/37,375.76 = 15,754.23/x
  3. Step 3: Cross multiply
    27,084.71x = 37,375.76 × 15,754.23
  4. Step 4: Simplify right side
    27,084.71x = 588,826,358.85
  5. Step 5: Solve for x
    x = 588,826,358.85/27,084.71
  6. Step 6: Final answer
    x = 21,740.17

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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.