Home / 38,340.20-57,531.90-14,963.60

Finding the Fourth Proportional to 38,340.20, 57,531.90 and 14,963.60

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Solution

The fourth proportional to 38,340.20, 57,531.90 and 14,963.60 is: 22,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340.20 : 57,531.90 = 14,963.60 : x
  2. Step 2: Convert to fraction form
    38,340.20/57,531.90 = 14,963.60/x
  3. Step 3: Cross multiply
    38,340.20x = 57,531.90 × 14,963.60
  4. Step 4: Simplify right side
    38,340.20x = 860,884,338.84
  5. Step 5: Solve for x
    x = 860,884,338.84/38,340.20
  6. Step 6: Final answer
    x = 22,453.83

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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.