Home / 23,278.62-32,162.08-16,236.48

Finding the Fourth Proportional to 23,278.62, 32,162.08 and 16,236.48

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Solution

The fourth proportional to 23,278.62, 32,162.08 and 16,236.48 is: 22,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.62 : 32,162.08 = 16,236.48 : x
  2. Step 2: Convert to fraction form
    23,278.62/32,162.08 = 16,236.48/x
  3. Step 3: Cross multiply
    23,278.62x = 32,162.08 × 16,236.48
  4. Step 4: Simplify right side
    23,278.62x = 522,198,968.68
  5. Step 5: Solve for x
    x = 522,198,968.68/23,278.62
  6. Step 6: Final answer
    x = 22,432.56

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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.