Home / 38,350.12-57,530.98-12,052.38

Finding the Fourth Proportional to 38,350.12, 57,530.98 and 12,052.38

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Solution

The fourth proportional to 38,350.12, 57,530.98 and 12,052.38 is: 18,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350.12 : 57,530.98 = 12,052.38 : x
  2. Step 2: Convert to fraction form
    38,350.12/57,530.98 = 12,052.38/x
  3. Step 3: Cross multiply
    38,350.12x = 57,530.98 × 12,052.38
  4. Step 4: Simplify right side
    38,350.12x = 693,385,232.73
  5. Step 5: Solve for x
    x = 693,385,232.73/38,350.12
  6. Step 6: Final answer
    x = 18,080.39

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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.