Home / 16,691.24-25,036.78-6,830.52

Finding the Fourth Proportional to 16,691.24, 25,036.78 and 6,830.52

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Solution

The fourth proportional to 16,691.24, 25,036.78 and 6,830.52 is: 10,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.24 : 25,036.78 = 6,830.52 : x
  2. Step 2: Convert to fraction form
    16,691.24/25,036.78 = 6,830.52/x
  3. Step 3: Cross multiply
    16,691.24x = 25,036.78 × 6,830.52
  4. Step 4: Simplify right side
    16,691.24x = 171,014,128.37
  5. Step 5: Solve for x
    x = 171,014,128.37/16,691.24
  6. Step 6: Final answer
    x = 10,245.74

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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.