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Finding the Fourth Proportional to 40,596, 60,901.68 and 18,708

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Solution

The fourth proportional to 40,596, 60,901.68 and 18,708 is: 28,065.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,596 : 60,901.68 = 18,708 : x
  2. Step 2: Convert to fraction form
    40,596/60,901.68 = 18,708/x
  3. Step 3: Cross multiply
    40,596x = 60,901.68 × 18,708
  4. Step 4: Simplify right side
    40,596x = 1,139,348,629.44
  5. Step 5: Solve for x
    x = 1,139,348,629.44/40,596
  6. Step 6: Final answer
    x = 28,065.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.