Home / 36,234.72-54,352.11-9,939.66

Finding the Fourth Proportional to 36,234.72, 54,352.11 and 9,939.66

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Solution

The fourth proportional to 36,234.72, 54,352.11 and 9,939.66 is: 14,909.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.72 : 54,352.11 = 9,939.66 : x
  2. Step 2: Convert to fraction form
    36,234.72/54,352.11 = 9,939.66/x
  3. Step 3: Cross multiply
    36,234.72x = 54,352.11 × 9,939.66
  4. Step 4: Simplify right side
    36,234.72x = 540,241,493.68
  5. Step 5: Solve for x
    x = 540,241,493.68/36,234.72
  6. Step 6: Final answer
    x = 14,909.50

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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.