Home / 36,016.92-54,050.76-12,645.18

Finding the Fourth Proportional to 36,016.92, 54,050.76 and 12,645.18

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Solution

The fourth proportional to 36,016.92, 54,050.76 and 12,645.18 is: 18,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.92 : 54,050.76 = 12,645.18 : x
  2. Step 2: Convert to fraction form
    36,016.92/54,050.76 = 12,645.18/x
  3. Step 3: Cross multiply
    36,016.92x = 54,050.76 × 12,645.18
  4. Step 4: Simplify right side
    36,016.92x = 683,481,589.34
  5. Step 5: Solve for x
    x = 683,481,589.34/36,016.92
  6. Step 6: Final answer
    x = 18,976.68

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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.