Home / 16,218.70-24,328.06-5,126.52

Finding the Fourth Proportional to 16,218.70, 24,328.06 and 5,126.52

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Solution

The fourth proportional to 16,218.70, 24,328.06 and 5,126.52 is: 7,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.70 : 24,328.06 = 5,126.52 : x
  2. Step 2: Convert to fraction form
    16,218.70/24,328.06 = 5,126.52/x
  3. Step 3: Cross multiply
    16,218.70x = 24,328.06 × 5,126.52
  4. Step 4: Simplify right side
    16,218.70x = 124,718,286.15
  5. Step 5: Solve for x
    x = 124,718,286.15/16,218.70
  6. Step 6: Final answer
    x = 7,689.78

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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.