Home / 17,901.38-24,710.51-15,373.30

Finding the Fourth Proportional to 17,901.38, 24,710.51 and 15,373.30

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Solution

The fourth proportional to 17,901.38, 24,710.51 and 15,373.30 is: 21,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901.38 : 24,710.51 = 15,373.30 : x
  2. Step 2: Convert to fraction form
    17,901.38/24,710.51 = 15,373.30/x
  3. Step 3: Cross multiply
    17,901.38x = 24,710.51 × 15,373.30
  4. Step 4: Simplify right side
    17,901.38x = 379,882,060.04
  5. Step 5: Solve for x
    x = 379,882,060.04/17,901.38
  6. Step 6: Final answer
    x = 21,220.83

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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.