Home / 37,867.70-52,251.28-21,949.04

Finding the Fourth Proportional to 37,867.70, 52,251.28 and 21,949.04

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Solution

The fourth proportional to 37,867.70, 52,251.28 and 21,949.04 is: 30,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,867.70 : 52,251.28 = 21,949.04 : x
  2. Step 2: Convert to fraction form
    37,867.70/52,251.28 = 21,949.04/x
  3. Step 3: Cross multiply
    37,867.70x = 52,251.28 × 21,949.04
  4. Step 4: Simplify right side
    37,867.70x = 1,146,865,510.53
  5. Step 5: Solve for x
    x = 1,146,865,510.53/37,867.70
  6. Step 6: Final answer
    x = 30,286.11

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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.