Home / 23,542.96-32,489.20-12,933.28

Finding the Fourth Proportional to 23,542.96, 32,489.20 and 12,933.28

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Solution

The fourth proportional to 23,542.96, 32,489.20 and 12,933.28 is: 17,847.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,542.96 : 32,489.20 = 12,933.28 : x
  2. Step 2: Convert to fraction form
    23,542.96/32,489.20 = 12,933.28/x
  3. Step 3: Cross multiply
    23,542.96x = 32,489.20 × 12,933.28
  4. Step 4: Simplify right side
    23,542.96x = 420,191,920.58
  5. Step 5: Solve for x
    x = 420,191,920.58/23,542.96
  6. Step 6: Final answer
    x = 17,847.88

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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.