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Finding the Fourth Proportional to 43,695.03, 65,546.81 and 17,393.61

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Solution

The fourth proportional to 43,695.03, 65,546.81 and 17,393.61 is: 26,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,695.03 : 65,546.81 = 17,393.61 : x
  2. Step 2: Convert to fraction form
    43,695.03/65,546.81 = 17,393.61/x
  3. Step 3: Cross multiply
    43,695.03x = 65,546.81 × 17,393.61
  4. Step 4: Simplify right side
    43,695.03x = 1,140,095,562.92
  5. Step 5: Solve for x
    x = 1,140,095,562.92/43,695.03
  6. Step 6: Final answer
    x = 26,092.11

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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.