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Finding the Fourth Proportional to 17,796.60, 26,697.30 and 6,113.40

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Solution

The fourth proportional to 17,796.60, 26,697.30 and 6,113.40 is: 9,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,796.60 : 26,697.30 = 6,113.40 : x
  2. Step 2: Convert to fraction form
    17,796.60/26,697.30 = 6,113.40/x
  3. Step 3: Cross multiply
    17,796.60x = 26,697.30 × 6,113.40
  4. Step 4: Simplify right side
    17,796.60x = 163,211,273.82
  5. Step 5: Solve for x
    x = 163,211,273.82/17,796.60
  6. Step 6: Final answer
    x = 9,170.92

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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.