Home / 18,766.04-28,149.05-8,899.94

Finding the Fourth Proportional to 18,766.04, 28,149.05 and 8,899.94

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Solution

The fourth proportional to 18,766.04, 28,149.05 and 8,899.94 is: 13,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.04 : 28,149.05 = 8,899.94 : x
  2. Step 2: Convert to fraction form
    18,766.04/28,149.05 = 8,899.94/x
  3. Step 3: Cross multiply
    18,766.04x = 28,149.05 × 8,899.94
  4. Step 4: Simplify right side
    18,766.04x = 250,524,856.06
  5. Step 5: Solve for x
    x = 250,524,856.06/18,766.04
  6. Step 6: Final answer
    x = 13,349.91

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Similar ratio
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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.