Home / 16,105.11-22,226.19-8,937.32

Finding the Fourth Proportional to 16,105.11, 22,226.19 and 8,937.32

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Solution

The fourth proportional to 16,105.11, 22,226.19 and 8,937.32 is: 12,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105.11 : 22,226.19 = 8,937.32 : x
  2. Step 2: Convert to fraction form
    16,105.11/22,226.19 = 8,937.32/x
  3. Step 3: Cross multiply
    16,105.11x = 22,226.19 × 8,937.32
  4. Step 4: Simplify right side
    16,105.11x = 198,642,572.41
  5. Step 5: Solve for x
    x = 198,642,572.41/16,105.11
  6. Step 6: Final answer
    x = 12,334.13

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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.