Home / 36,163.80-54,221.40-16,432.20

Finding the Fourth Proportional to 36,163.80, 54,221.40 and 16,432.20

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Solution

The fourth proportional to 36,163.80, 54,221.40 and 16,432.20 is: 24,637.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.80 : 54,221.40 = 16,432.20 : x
  2. Step 2: Convert to fraction form
    36,163.80/54,221.40 = 16,432.20/x
  3. Step 3: Cross multiply
    36,163.80x = 54,221.40 × 16,432.20
  4. Step 4: Simplify right side
    36,163.80x = 890,976,889.08
  5. Step 5: Solve for x
    x = 890,976,889.08/36,163.80
  6. Step 6: Final answer
    x = 24,637.26

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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.