Home / 16,115.41-22,238.91-8,944.90

Finding the Fourth Proportional to 16,115.41, 22,238.91 and 8,944.90

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Solution

The fourth proportional to 16,115.41, 22,238.91 and 8,944.90 is: 12,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.41 : 22,238.91 = 8,944.90 : x
  2. Step 2: Convert to fraction form
    16,115.41/22,238.91 = 8,944.90/x
  3. Step 3: Cross multiply
    16,115.41x = 22,238.91 × 8,944.90
  4. Step 4: Simplify right side
    16,115.41x = 198,924,826.06
  5. Step 5: Solve for x
    x = 198,924,826.06/16,115.41
  6. Step 6: Final answer
    x = 12,343.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.