Home / 27,115.43-40,677.10-8,396.91

Finding the Fourth Proportional to 27,115.43, 40,677.10 and 8,396.91

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Solution

The fourth proportional to 27,115.43, 40,677.10 and 8,396.91 is: 12,596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,115.43 : 40,677.10 = 8,396.91 : x
  2. Step 2: Convert to fraction form
    27,115.43/40,677.10 = 8,396.91/x
  3. Step 3: Cross multiply
    27,115.43x = 40,677.10 × 8,396.91
  4. Step 4: Simplify right side
    27,115.43x = 341,561,926.77
  5. Step 5: Solve for x
    x = 341,561,926.77/27,115.43
  6. Step 6: Final answer
    x = 12,596.59

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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.