Home / 13,337.16-20,002.22-3,974.68

Finding the Fourth Proportional to 13,337.16, 20,002.22 and 3,974.68

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Solution

The fourth proportional to 13,337.16, 20,002.22 and 3,974.68 is: 5,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.16 : 20,002.22 = 3,974.68 : x
  2. Step 2: Convert to fraction form
    13,337.16/20,002.22 = 3,974.68/x
  3. Step 3: Cross multiply
    13,337.16x = 20,002.22 × 3,974.68
  4. Step 4: Simplify right side
    13,337.16x = 79,502,423.79
  5. Step 5: Solve for x
    x = 79,502,423.79/13,337.16
  6. Step 6: Final answer
    x = 5,960.97

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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.