Home / 38,573.20-57,816.60-16,382.80

Finding the Fourth Proportional to 38,573.20, 57,816.60 and 16,382.80

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Solution

The fourth proportional to 38,573.20, 57,816.60 and 16,382.80 is: 24,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,573.20 : 57,816.60 = 16,382.80 : x
  2. Step 2: Convert to fraction form
    38,573.20/57,816.60 = 16,382.80/x
  3. Step 3: Cross multiply
    38,573.20x = 57,816.60 × 16,382.80
  4. Step 4: Simplify right side
    38,573.20x = 947,197,794.48
  5. Step 5: Solve for x
    x = 947,197,794.48/38,573.20
  6. Step 6: Final answer
    x = 24,555.85

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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.