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Finding the Fourth Proportional to 15,942.67, 23,881.18 and 9,352.97

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Solution

The fourth proportional to 15,942.67, 23,881.18 and 9,352.97 is: 14,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.67 : 23,881.18 = 9,352.97 : x
  2. Step 2: Convert to fraction form
    15,942.67/23,881.18 = 9,352.97/x
  3. Step 3: Cross multiply
    15,942.67x = 23,881.18 × 9,352.97
  4. Step 4: Simplify right side
    15,942.67x = 223,359,924.41
  5. Step 5: Solve for x
    x = 223,359,924.41/15,942.67
  6. Step 6: Final answer
    x = 14,010.19

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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.