Home / 10,633.20-15,974.56-10,214.96

Finding the Fourth Proportional to 10,633.20, 15,974.56 and 10,214.96

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Solution

The fourth proportional to 10,633.20, 15,974.56 and 10,214.96 is: 15,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.20 : 15,974.56 = 10,214.96 : x
  2. Step 2: Convert to fraction form
    10,633.20/15,974.56 = 10,214.96/x
  3. Step 3: Cross multiply
    10,633.20x = 15,974.56 × 10,214.96
  4. Step 4: Simplify right side
    10,633.20x = 163,179,491.42
  5. Step 5: Solve for x
    x = 163,179,491.42/10,633.20
  6. Step 6: Final answer
    x = 15,346.23

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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.