Home / 16,748.78-25,115.87-5,059.26

Finding the Fourth Proportional to 16,748.78, 25,115.87 and 5,059.26

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Solution

The fourth proportional to 16,748.78, 25,115.87 and 5,059.26 is: 7,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.78 : 25,115.87 = 5,059.26 : x
  2. Step 2: Convert to fraction form
    16,748.78/25,115.87 = 5,059.26/x
  3. Step 3: Cross multiply
    16,748.78x = 25,115.87 × 5,059.26
  4. Step 4: Simplify right side
    16,748.78x = 127,067,729.10
  5. Step 5: Solve for x
    x = 127,067,729.10/16,748.78
  6. Step 6: Final answer
    x = 7,586.69

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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.