Home / 23,489.25-32,432.18-15,120.33

Finding the Fourth Proportional to 23,489.25, 32,432.18 and 15,120.33

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Solution

The fourth proportional to 23,489.25, 32,432.18 and 15,120.33 is: 20,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.25 : 32,432.18 = 15,120.33 : x
  2. Step 2: Convert to fraction form
    23,489.25/32,432.18 = 15,120.33/x
  3. Step 3: Cross multiply
    23,489.25x = 32,432.18 × 15,120.33
  4. Step 4: Simplify right side
    23,489.25x = 490,385,188.62
  5. Step 5: Solve for x
    x = 490,385,188.62/23,489.25
  6. Step 6: Final answer
    x = 20,877.00

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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.