Home / 38,323.20-57,484.68-12,029.91

Finding the Fourth Proportional to 38,323.20, 57,484.68 and 12,029.91

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Solution

The fourth proportional to 38,323.20, 57,484.68 and 12,029.91 is: 18,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.20 : 57,484.68 = 12,029.91 : x
  2. Step 2: Convert to fraction form
    38,323.20/57,484.68 = 12,029.91/x
  3. Step 3: Cross multiply
    38,323.20x = 57,484.68 × 12,029.91
  4. Step 4: Simplify right side
    38,323.20x = 691,535,526.78
  5. Step 5: Solve for x
    x = 691,535,526.78/38,323.20
  6. Step 6: Final answer
    x = 18,044.83

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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.