Home / 18,188.28-27,282.42-6,500.79

Finding the Fourth Proportional to 18,188.28, 27,282.42 and 6,500.79

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Solution

The fourth proportional to 18,188.28, 27,282.42 and 6,500.79 is: 9,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188.28 : 27,282.42 = 6,500.79 : x
  2. Step 2: Convert to fraction form
    18,188.28/27,282.42 = 6,500.79/x
  3. Step 3: Cross multiply
    18,188.28x = 27,282.42 × 6,500.79
  4. Step 4: Simplify right side
    18,188.28x = 177,357,283.11
  5. Step 5: Solve for x
    x = 177,357,283.11/18,188.28
  6. Step 6: Final answer
    x = 9,751.19

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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.