Home / 12,062.16-17,986.28-11,257.83

Finding the Fourth Proportional to 12,062.16, 17,986.28 and 11,257.83

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Solution

The fourth proportional to 12,062.16, 17,986.28 and 11,257.83 is: 16,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.16 : 17,986.28 = 11,257.83 : x
  2. Step 2: Convert to fraction form
    12,062.16/17,986.28 = 11,257.83/x
  3. Step 3: Cross multiply
    12,062.16x = 17,986.28 × 11,257.83
  4. Step 4: Simplify right side
    12,062.16x = 202,486,426.28
  5. Step 5: Solve for x
    x = 202,486,426.28/12,062.16
  6. Step 6: Final answer
    x = 16,786.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.