Home / 27,613.82-38,100.46-16,282.43

Finding the Fourth Proportional to 27,613.82, 38,100.46 and 16,282.43

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Solution

The fourth proportional to 27,613.82, 38,100.46 and 16,282.43 is: 22,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.82 : 38,100.46 = 16,282.43 : x
  2. Step 2: Convert to fraction form
    27,613.82/38,100.46 = 16,282.43/x
  3. Step 3: Cross multiply
    27,613.82x = 38,100.46 × 16,282.43
  4. Step 4: Simplify right side
    27,613.82x = 620,368,015.12
  5. Step 5: Solve for x
    x = 620,368,015.12/27,613.82
  6. Step 6: Final answer
    x = 22,465.85

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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.