Home / 38,472.80-57,709.20-23,633.60

Finding the Fourth Proportional to 38,472.80, 57,709.20 and 23,633.60

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Solution

The fourth proportional to 38,472.80, 57,709.20 and 23,633.60 is: 35,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,472.80 : 57,709.20 = 23,633.60 : x
  2. Step 2: Convert to fraction form
    38,472.80/57,709.20 = 23,633.60/x
  3. Step 3: Cross multiply
    38,472.80x = 57,709.20 × 23,633.60
  4. Step 4: Simplify right side
    38,472.80x = 1,363,876,149.12
  5. Step 5: Solve for x
    x = 1,363,876,149.12/38,472.80
  6. Step 6: Final answer
    x = 35,450.40

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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.