Home / 23,331.33-32,175.57-15,359.72

Finding the Fourth Proportional to 23,331.33, 32,175.57 and 15,359.72

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Solution

The fourth proportional to 23,331.33, 32,175.57 and 15,359.72 is: 21,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.33 : 32,175.57 = 15,359.72 : x
  2. Step 2: Convert to fraction form
    23,331.33/32,175.57 = 15,359.72/x
  3. Step 3: Cross multiply
    23,331.33x = 32,175.57 × 15,359.72
  4. Step 4: Simplify right side
    23,331.33x = 494,207,585.16
  5. Step 5: Solve for x
    x = 494,207,585.16/23,331.33
  6. Step 6: Final answer
    x = 21,182.14

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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.