Home / 38,331.80-57,497.70-10,251.80

Finding the Fourth Proportional to 38,331.80, 57,497.70 and 10,251.80

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Solution

The fourth proportional to 38,331.80, 57,497.70 and 10,251.80 is: 15,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.80 : 57,497.70 = 10,251.80 : x
  2. Step 2: Convert to fraction form
    38,331.80/57,497.70 = 10,251.80/x
  3. Step 3: Cross multiply
    38,331.80x = 57,497.70 × 10,251.80
  4. Step 4: Simplify right side
    38,331.80x = 589,454,920.86
  5. Step 5: Solve for x
    x = 589,454,920.86/38,331.80
  6. Step 6: Final answer
    x = 15,377.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.