Home / 20,086.07-30,125.18-14,771.66

Finding the Fourth Proportional to 20,086.07, 30,125.18 and 14,771.66

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Solution

The fourth proportional to 20,086.07, 30,125.18 and 14,771.66 is: 22,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,086.07 : 30,125.18 = 14,771.66 : x
  2. Step 2: Convert to fraction form
    20,086.07/30,125.18 = 14,771.66/x
  3. Step 3: Cross multiply
    20,086.07x = 30,125.18 × 14,771.66
  4. Step 4: Simplify right side
    20,086.07x = 444,998,691.91
  5. Step 5: Solve for x
    x = 444,998,691.91/20,086.07
  6. Step 6: Final answer
    x = 22,154.60

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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.