Home / 12,116.48-18,173.31-3,352.08

Finding the Fourth Proportional to 12,116.48, 18,173.31 and 3,352.08

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Solution

The fourth proportional to 12,116.48, 18,173.31 and 3,352.08 is: 5,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116.48 : 18,173.31 = 3,352.08 : x
  2. Step 2: Convert to fraction form
    12,116.48/18,173.31 = 3,352.08/x
  3. Step 3: Cross multiply
    12,116.48x = 18,173.31 × 3,352.08
  4. Step 4: Simplify right side
    12,116.48x = 60,918,298.12
  5. Step 5: Solve for x
    x = 60,918,298.12/12,116.48
  6. Step 6: Final answer
    x = 5,027.72

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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.