Home / 23,310.67-32,172.89-13,749.97

Finding the Fourth Proportional to 23,310.67, 32,172.89 and 13,749.97

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Solution

The fourth proportional to 23,310.67, 32,172.89 and 13,749.97 is: 18,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.67 : 32,172.89 = 13,749.97 : x
  2. Step 2: Convert to fraction form
    23,310.67/32,172.89 = 13,749.97/x
  3. Step 3: Cross multiply
    23,310.67x = 32,172.89 × 13,749.97
  4. Step 4: Simplify right side
    23,310.67x = 442,376,203.56
  5. Step 5: Solve for x
    x = 442,376,203.56/23,310.67
  6. Step 6: Final answer
    x = 18,977.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.