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Finding the Fourth Proportional to 17,761.14, 26,641.71 and 6,074.46

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Solution

The fourth proportional to 17,761.14, 26,641.71 and 6,074.46 is: 9,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.14 : 26,641.71 = 6,074.46 : x
  2. Step 2: Convert to fraction form
    17,761.14/26,641.71 = 6,074.46/x
  3. Step 3: Cross multiply
    17,761.14x = 26,641.71 × 6,074.46
  4. Step 4: Simplify right side
    17,761.14x = 161,834,001.73
  5. Step 5: Solve for x
    x = 161,834,001.73/17,761.14
  6. Step 6: Final answer
    x = 9,111.69

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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.