Home / 27,378.24-41,069.60-8,659.56

Finding the Fourth Proportional to 27,378.24, 41,069.60 and 8,659.56

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Solution

The fourth proportional to 27,378.24, 41,069.60 and 8,659.56 is: 12,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,378.24 : 41,069.60 = 8,659.56 : x
  2. Step 2: Convert to fraction form
    27,378.24/41,069.60 = 8,659.56/x
  3. Step 3: Cross multiply
    27,378.24x = 41,069.60 × 8,659.56
  4. Step 4: Simplify right side
    27,378.24x = 355,644,665.38
  5. Step 5: Solve for x
    x = 355,644,665.38/27,378.24
  6. Step 6: Final answer
    x = 12,990.05

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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.