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Finding the Fourth Proportional to 17,773.85, 26,659.95 and 6,679.68

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Solution

The fourth proportional to 17,773.85, 26,659.95 and 6,679.68 is: 10,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,773.85 : 26,659.95 = 6,679.68 : x
  2. Step 2: Convert to fraction form
    17,773.85/26,659.95 = 6,679.68/x
  3. Step 3: Cross multiply
    17,773.85x = 26,659.95 × 6,679.68
  4. Step 4: Simplify right side
    17,773.85x = 178,079,934.82
  5. Step 5: Solve for x
    x = 178,079,934.82/17,773.85
  6. Step 6: Final answer
    x = 10,019.21

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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.