Home / 20,098.67-27,734.33-11,146.14

Finding the Fourth Proportional to 20,098.67, 27,734.33 and 11,146.14

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Solution

The fourth proportional to 20,098.67, 27,734.33 and 11,146.14 is: 15,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098.67 : 27,734.33 = 11,146.14 : x
  2. Step 2: Convert to fraction form
    20,098.67/27,734.33 = 11,146.14/x
  3. Step 3: Cross multiply
    20,098.67x = 27,734.33 × 11,146.14
  4. Step 4: Simplify right side
    20,098.67x = 309,130,690.15
  5. Step 5: Solve for x
    x = 309,130,690.15/20,098.67
  6. Step 6: Final answer
    x = 15,380.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.