Home / 38,321.92-57,480.52-14,301.55

Finding the Fourth Proportional to 38,321.92, 57,480.52 and 14,301.55

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Solution

The fourth proportional to 38,321.92, 57,480.52 and 14,301.55 is: 21,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321.92 : 57,480.52 = 14,301.55 : x
  2. Step 2: Convert to fraction form
    38,321.92/57,480.52 = 14,301.55/x
  3. Step 3: Cross multiply
    38,321.92x = 57,480.52 × 14,301.55
  4. Step 4: Simplify right side
    38,321.92x = 822,060,530.81
  5. Step 5: Solve for x
    x = 822,060,530.81/38,321.92
  6. Step 6: Final answer
    x = 21,451.44

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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.