Home / 16,278.92-24,422.12-6,919.36

Finding the Fourth Proportional to 16,278.92, 24,422.12 and 6,919.36

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Solution

The fourth proportional to 16,278.92, 24,422.12 and 6,919.36 is: 10,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.92 : 24,422.12 = 6,919.36 : x
  2. Step 2: Convert to fraction form
    16,278.92/24,422.12 = 6,919.36/x
  3. Step 3: Cross multiply
    16,278.92x = 24,422.12 × 6,919.36
  4. Step 4: Simplify right side
    16,278.92x = 168,985,440.24
  5. Step 5: Solve for x
    x = 168,985,440.24/16,278.92
  6. Step 6: Final answer
    x = 10,380.63

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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.