Home / 38,324.20-57,486.18-12,030.91

Finding the Fourth Proportional to 38,324.20, 57,486.18 and 12,030.91

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Solution

The fourth proportional to 38,324.20, 57,486.18 and 12,030.91 is: 18,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.20 : 57,486.18 = 12,030.91 : x
  2. Step 2: Convert to fraction form
    38,324.20/57,486.18 = 12,030.91/x
  3. Step 3: Cross multiply
    38,324.20x = 57,486.18 × 12,030.91
  4. Step 4: Simplify right side
    38,324.20x = 691,611,057.82
  5. Step 5: Solve for x
    x = 691,611,057.82/38,324.20
  6. Step 6: Final answer
    x = 18,046.33

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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.