Home / 23,382.11-32,267.12-12,771.75

Finding the Fourth Proportional to 23,382.11, 32,267.12 and 12,771.75

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Solution

The fourth proportional to 23,382.11, 32,267.12 and 12,771.75 is: 17,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,382.11 : 32,267.12 = 12,771.75 : x
  2. Step 2: Convert to fraction form
    23,382.11/32,267.12 = 12,771.75/x
  3. Step 3: Cross multiply
    23,382.11x = 32,267.12 × 12,771.75
  4. Step 4: Simplify right side
    23,382.11x = 412,107,589.86
  5. Step 5: Solve for x
    x = 412,107,589.86/23,382.11
  6. Step 6: Final answer
    x = 17,624.91

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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.