Home / 18,116.08-27,174.20-4,968.60

Finding the Fourth Proportional to 18,116.08, 27,174.20 and 4,968.60

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Solution

The fourth proportional to 18,116.08, 27,174.20 and 4,968.60 is: 7,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.08 : 27,174.20 = 4,968.60 : x
  2. Step 2: Convert to fraction form
    18,116.08/27,174.20 = 4,968.60/x
  3. Step 3: Cross multiply
    18,116.08x = 27,174.20 × 4,968.60
  4. Step 4: Simplify right side
    18,116.08x = 135,017,730.12
  5. Step 5: Solve for x
    x = 135,017,730.12/18,116.08
  6. Step 6: Final answer
    x = 7,452.92

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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.