Home / 12,324.18-18,484.11-4,002.99

Finding the Fourth Proportional to 12,324.18, 18,484.11 and 4,002.99

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Solution

The fourth proportional to 12,324.18, 18,484.11 and 4,002.99 is: 6,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.18 : 18,484.11 = 4,002.99 : x
  2. Step 2: Convert to fraction form
    12,324.18/18,484.11 = 4,002.99/x
  3. Step 3: Cross multiply
    12,324.18x = 18,484.11 × 4,002.99
  4. Step 4: Simplify right side
    12,324.18x = 73,991,707.49
  5. Step 5: Solve for x
    x = 73,991,707.49/12,324.18
  6. Step 6: Final answer
    x = 6,003.78

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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.