Home / 15,294.42-23,022.23-13,039.38

Finding the Fourth Proportional to 15,294.42, 23,022.23 and 13,039.38

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Solution

The fourth proportional to 15,294.42, 23,022.23 and 13,039.38 is: 19,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294.42 : 23,022.23 = 13,039.38 : x
  2. Step 2: Convert to fraction form
    15,294.42/23,022.23 = 13,039.38/x
  3. Step 3: Cross multiply
    15,294.42x = 23,022.23 × 13,039.38
  4. Step 4: Simplify right side
    15,294.42x = 300,195,540.22
  5. Step 5: Solve for x
    x = 300,195,540.22/15,294.42
  6. Step 6: Final answer
    x = 19,627.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.