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Finding the Fourth Proportional to 17,801.12, 26,701.38 and 7,268.82

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Solution

The fourth proportional to 17,801.12, 26,701.38 and 7,268.82 is: 10,903.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.12 : 26,701.38 = 7,268.82 : x
  2. Step 2: Convert to fraction form
    17,801.12/26,701.38 = 7,268.82/x
  3. Step 3: Cross multiply
    17,801.12x = 26,701.38 × 7,268.82
  4. Step 4: Simplify right side
    17,801.12x = 194,087,524.97
  5. Step 5: Solve for x
    x = 194,087,524.97/17,801.12
  6. Step 6: Final answer
    x = 10,903.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.