Home / 26,882.52-40,319.24-8,158.07

Finding the Fourth Proportional to 26,882.52, 40,319.24 and 8,158.07

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Solution

The fourth proportional to 26,882.52, 40,319.24 and 8,158.07 is: 12,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882.52 : 40,319.24 = 8,158.07 : x
  2. Step 2: Convert to fraction form
    26,882.52/40,319.24 = 8,158.07/x
  3. Step 3: Cross multiply
    26,882.52x = 40,319.24 × 8,158.07
  4. Step 4: Simplify right side
    26,882.52x = 328,926,939.88
  5. Step 5: Solve for x
    x = 328,926,939.88/26,882.52
  6. Step 6: Final answer
    x = 12,235.72

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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.