Home / 23,358.11-32,234.36-12,747.78

Finding the Fourth Proportional to 23,358.11, 32,234.36 and 12,747.78

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Solution

The fourth proportional to 23,358.11, 32,234.36 and 12,747.78 is: 17,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.11 : 32,234.36 = 12,747.78 : x
  2. Step 2: Convert to fraction form
    23,358.11/32,234.36 = 12,747.78/x
  3. Step 3: Cross multiply
    23,358.11x = 32,234.36 × 12,747.78
  4. Step 4: Simplify right side
    23,358.11x = 410,916,465.98
  5. Step 5: Solve for x
    x = 410,916,465.98/23,358.11
  6. Step 6: Final answer
    x = 17,592.03

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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.