Home / 16,521.28-24,806.52-6,679.78

Finding the Fourth Proportional to 16,521.28, 24,806.52 and 6,679.78

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Solution

The fourth proportional to 16,521.28, 24,806.52 and 6,679.78 is: 10,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.28 : 24,806.52 = 6,679.78 : x
  2. Step 2: Convert to fraction form
    16,521.28/24,806.52 = 6,679.78/x
  3. Step 3: Cross multiply
    16,521.28x = 24,806.52 × 6,679.78
  4. Step 4: Simplify right side
    16,521.28x = 165,702,059.20
  5. Step 5: Solve for x
    x = 165,702,059.20/16,521.28
  6. Step 6: Final answer
    x = 10,029.62

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1.5x scale

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.