Home / 26,967.16-40,418.97-12,158.74

Finding the Fourth Proportional to 26,967.16, 40,418.97 and 12,158.74

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Solution

The fourth proportional to 26,967.16, 40,418.97 and 12,158.74 is: 18,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,967.16 : 40,418.97 = 12,158.74 : x
  2. Step 2: Convert to fraction form
    26,967.16/40,418.97 = 12,158.74/x
  3. Step 3: Cross multiply
    26,967.16x = 40,418.97 × 12,158.74
  4. Step 4: Simplify right side
    26,967.16x = 491,443,600.66
  5. Step 5: Solve for x
    x = 491,443,600.66/26,967.16
  6. Step 6: Final answer
    x = 18,223.78

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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.