Home / 18,189.28-27,283.92-6,501.79

Finding the Fourth Proportional to 18,189.28, 27,283.92 and 6,501.79

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Solution

The fourth proportional to 18,189.28, 27,283.92 and 6,501.79 is: 9,752.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189.28 : 27,283.92 = 6,501.79 : x
  2. Step 2: Convert to fraction form
    18,189.28/27,283.92 = 6,501.79/x
  3. Step 3: Cross multiply
    18,189.28x = 27,283.92 × 6,501.79
  4. Step 4: Simplify right side
    18,189.28x = 177,394,318.22
  5. Step 5: Solve for x
    x = 177,394,318.22/18,189.28
  6. Step 6: Final answer
    x = 9,752.69

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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.