Home / 20,012.97-27,613.94-11,060.31

Finding the Fourth Proportional to 20,012.97, 27,613.94 and 11,060.31

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Solution

The fourth proportional to 20,012.97, 27,613.94 and 11,060.31 is: 15,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012.97 : 27,613.94 = 11,060.31 : x
  2. Step 2: Convert to fraction form
    20,012.97/27,613.94 = 11,060.31/x
  3. Step 3: Cross multiply
    20,012.97x = 27,613.94 × 11,060.31
  4. Step 4: Simplify right side
    20,012.97x = 305,418,681.42
  5. Step 5: Solve for x
    x = 305,418,681.42/20,012.97
  6. Step 6: Final answer
    x = 15,261.04

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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.