Home / 23,711.28-32,719.95-13,100.82

Finding the Fourth Proportional to 23,711.28, 32,719.95 and 13,100.82

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Solution

The fourth proportional to 23,711.28, 32,719.95 and 13,100.82 is: 18,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.28 : 32,719.95 = 13,100.82 : x
  2. Step 2: Convert to fraction form
    23,711.28/32,719.95 = 13,100.82/x
  3. Step 3: Cross multiply
    23,711.28x = 32,719.95 × 13,100.82
  4. Step 4: Simplify right side
    23,711.28x = 428,658,175.36
  5. Step 5: Solve for x
    x = 428,658,175.36/23,711.28
  6. Step 6: Final answer
    x = 18,078.24

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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.