Home / 28,034.82-38,689.29-16,098.66

Finding the Fourth Proportional to 28,034.82, 38,689.29 and 16,098.66

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Solution

The fourth proportional to 28,034.82, 38,689.29 and 16,098.66 is: 22,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034.82 : 38,689.29 = 16,098.66 : x
  2. Step 2: Convert to fraction form
    28,034.82/38,689.29 = 16,098.66/x
  3. Step 3: Cross multiply
    28,034.82x = 38,689.29 × 16,098.66
  4. Step 4: Simplify right side
    28,034.82x = 622,845,725.35
  5. Step 5: Solve for x
    x = 622,845,725.35/28,034.82
  6. Step 6: Final answer
    x = 22,216.86

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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.