Home / 24,020.20-36,036.78-7,379.92

Finding the Fourth Proportional to 24,020.20, 36,036.78 and 7,379.92

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Solution

The fourth proportional to 24,020.20, 36,036.78 and 7,379.92 is: 11,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,020.20 : 36,036.78 = 7,379.92 : x
  2. Step 2: Convert to fraction form
    24,020.20/36,036.78 = 7,379.92/x
  3. Step 3: Cross multiply
    24,020.20x = 36,036.78 × 7,379.92
  4. Step 4: Simplify right side
    24,020.20x = 265,948,553.46
  5. Step 5: Solve for x
    x = 265,948,553.46/24,020.20
  6. Step 6: Final answer
    x = 11,071.87

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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.