Home / 14,399.68-19,872.25-8,026.70

Finding the Fourth Proportional to 14,399.68, 19,872.25 and 8,026.70

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Solution

The fourth proportional to 14,399.68, 19,872.25 and 8,026.70 is: 11,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.68 : 19,872.25 = 8,026.70 : x
  2. Step 2: Convert to fraction form
    14,399.68/19,872.25 = 8,026.70/x
  3. Step 3: Cross multiply
    14,399.68x = 19,872.25 × 8,026.70
  4. Step 4: Simplify right side
    14,399.68x = 159,508,589.08
  5. Step 5: Solve for x
    x = 159,508,589.08/14,399.68
  6. Step 6: Final answer
    x = 11,077.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.