Home / 18,116.11-27,174.18-4,968.58

Finding the Fourth Proportional to 18,116.11, 27,174.18 and 4,968.58

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Solution

The fourth proportional to 18,116.11, 27,174.18 and 4,968.58 is: 7,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.11 : 27,174.18 = 4,968.58 : x
  2. Step 2: Convert to fraction form
    18,116.11/27,174.18 = 4,968.58/x
  3. Step 3: Cross multiply
    18,116.11x = 27,174.18 × 4,968.58
  4. Step 4: Simplify right side
    18,116.11x = 135,017,087.26
  5. Step 5: Solve for x
    x = 135,017,087.26/18,116.11
  6. Step 6: Final answer
    x = 7,452.87

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1.5x scale

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.