Home / 13,381.62-20,060.07-4,614.59

Finding the Fourth Proportional to 13,381.62, 20,060.07 and 4,614.59

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Solution

The fourth proportional to 13,381.62, 20,060.07 and 4,614.59 is: 6,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381.62 : 20,060.07 = 4,614.59 : x
  2. Step 2: Convert to fraction form
    13,381.62/20,060.07 = 4,614.59/x
  3. Step 3: Cross multiply
    13,381.62x = 20,060.07 × 4,614.59
  4. Step 4: Simplify right side
    13,381.62x = 92,568,898.12
  5. Step 5: Solve for x
    x = 92,568,898.12/13,381.62
  6. Step 6: Final answer
    x = 6,917.62

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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.