Home / 16,388.31-24,560.51-15,338.55

Finding the Fourth Proportional to 16,388.31, 24,560.51 and 15,338.55

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Solution

The fourth proportional to 16,388.31, 24,560.51 and 15,338.55 is: 22,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.31 : 24,560.51 = 15,338.55 : x
  2. Step 2: Convert to fraction form
    16,388.31/24,560.51 = 15,338.55/x
  3. Step 3: Cross multiply
    16,388.31x = 24,560.51 × 15,338.55
  4. Step 4: Simplify right side
    16,388.31x = 376,722,533.97
  5. Step 5: Solve for x
    x = 376,722,533.97/16,388.31
  6. Step 6: Final answer
    x = 22,987.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.