Home / 38,544.30-57,821.85-12,246.30

Finding the Fourth Proportional to 38,544.30, 57,821.85 and 12,246.30

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Solution

The fourth proportional to 38,544.30, 57,821.85 and 12,246.30 is: 18,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,544.30 : 57,821.85 = 12,246.30 : x
  2. Step 2: Convert to fraction form
    38,544.30/57,821.85 = 12,246.30/x
  3. Step 3: Cross multiply
    38,544.30x = 57,821.85 × 12,246.30
  4. Step 4: Simplify right side
    38,544.30x = 708,103,721.66
  5. Step 5: Solve for x
    x = 708,103,721.66/38,544.30
  6. Step 6: Final answer
    x = 18,371.17

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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.