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Finding the Fourth Proportional to 17,693.76, 26,534.98 and 5,845.32

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Solution

The fourth proportional to 17,693.76, 26,534.98 and 5,845.32 is: 8,766.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.76 : 26,534.98 = 5,845.32 : x
  2. Step 2: Convert to fraction form
    17,693.76/26,534.98 = 5,845.32/x
  3. Step 3: Cross multiply
    17,693.76x = 26,534.98 × 5,845.32
  4. Step 4: Simplify right side
    17,693.76x = 155,105,449.29
  5. Step 5: Solve for x
    x = 155,105,449.29/17,693.76
  6. Step 6: Final answer
    x = 8,766.11

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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.