Home / 18,306.20-27,462.14-6,461.55

Finding the Fourth Proportional to 18,306.20, 27,462.14 and 6,461.55

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Solution

The fourth proportional to 18,306.20, 27,462.14 and 6,461.55 is: 9,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.20 : 27,462.14 = 6,461.55 : x
  2. Step 2: Convert to fraction form
    18,306.20/27,462.14 = 6,461.55/x
  3. Step 3: Cross multiply
    18,306.20x = 27,462.14 × 6,461.55
  4. Step 4: Simplify right side
    18,306.20x = 177,447,990.72
  5. Step 5: Solve for x
    x = 177,447,990.72/18,306.20
  6. Step 6: Final answer
    x = 9,693.33

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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.