Home / 20,024.01-30,016.58-8,330.85

Finding the Fourth Proportional to 20,024.01, 30,016.58 and 8,330.85

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Solution

The fourth proportional to 20,024.01, 30,016.58 and 8,330.85 is: 12,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.01 : 30,016.58 = 8,330.85 : x
  2. Step 2: Convert to fraction form
    20,024.01/30,016.58 = 8,330.85/x
  3. Step 3: Cross multiply
    20,024.01x = 30,016.58 × 8,330.85
  4. Step 4: Simplify right side
    20,024.01x = 250,063,583.84
  5. Step 5: Solve for x
    x = 250,063,583.84/20,024.01
  6. Step 6: Final answer
    x = 12,488.19

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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.