Home / 23,165.13-34,749.27-11,475.21

Finding the Fourth Proportional to 23,165.13, 34,749.27 and 11,475.21

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Solution

The fourth proportional to 23,165.13, 34,749.27 and 11,475.21 is: 17,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.13 : 34,749.27 = 11,475.21 : x
  2. Step 2: Convert to fraction form
    23,165.13/34,749.27 = 11,475.21/x
  3. Step 3: Cross multiply
    23,165.13x = 34,749.27 × 11,475.21
  4. Step 4: Simplify right side
    23,165.13x = 398,755,170.60
  5. Step 5: Solve for x
    x = 398,755,170.60/23,165.13
  6. Step 6: Final answer
    x = 17,213.60

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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.