Home / 23,639.38-32,616.45-15,022.42

Finding the Fourth Proportional to 23,639.38, 32,616.45 and 15,022.42

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Solution

The fourth proportional to 23,639.38, 32,616.45 and 15,022.42 is: 20,727.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.38 : 32,616.45 = 15,022.42 : x
  2. Step 2: Convert to fraction form
    23,639.38/32,616.45 = 15,022.42/x
  3. Step 3: Cross multiply
    23,639.38x = 32,616.45 × 15,022.42
  4. Step 4: Simplify right side
    23,639.38x = 489,978,010.81
  5. Step 5: Solve for x
    x = 489,978,010.81/23,639.38
  6. Step 6: Final answer
    x = 20,727.19

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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.