Home / 16,799.76-25,199.28-4,319.82

Finding the Fourth Proportional to 16,799.76, 25,199.28 and 4,319.82

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Solution

The fourth proportional to 16,799.76, 25,199.28 and 4,319.82 is: 6,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,799.76 : 25,199.28 = 4,319.82 : x
  2. Step 2: Convert to fraction form
    16,799.76/25,199.28 = 4,319.82/x
  3. Step 3: Cross multiply
    16,799.76x = 25,199.28 × 4,319.82
  4. Step 4: Simplify right side
    16,799.76x = 108,856,353.73
  5. Step 5: Solve for x
    x = 108,856,353.73/16,799.76
  6. Step 6: Final answer
    x = 6,479.64

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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.