Home / 14,488.20-21,732.30-5,718.60

Finding the Fourth Proportional to 14,488.20, 21,732.30 and 5,718.60

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Solution

The fourth proportional to 14,488.20, 21,732.30 and 5,718.60 is: 8,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.20 : 21,732.30 = 5,718.60 : x
  2. Step 2: Convert to fraction form
    14,488.20/21,732.30 = 5,718.60/x
  3. Step 3: Cross multiply
    14,488.20x = 21,732.30 × 5,718.60
  4. Step 4: Simplify right side
    14,488.20x = 124,278,330.78
  5. Step 5: Solve for x
    x = 124,278,330.78/14,488.20
  6. Step 6: Final answer
    x = 8,577.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.