Home / 18,206.46-25,132.67-12,241.59

Finding the Fourth Proportional to 18,206.46, 25,132.67 and 12,241.59

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Solution

The fourth proportional to 18,206.46, 25,132.67 and 12,241.59 is: 16,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.46 : 25,132.67 = 12,241.59 : x
  2. Step 2: Convert to fraction form
    18,206.46/25,132.67 = 12,241.59/x
  3. Step 3: Cross multiply
    18,206.46x = 25,132.67 × 12,241.59
  4. Step 4: Simplify right side
    18,206.46x = 307,663,780.54
  5. Step 5: Solve for x
    x = 307,663,780.54/18,206.46
  6. Step 6: Final answer
    x = 16,898.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.