Home / 34,242.40-51,370.40-16,712.56

Finding the Fourth Proportional to 34,242.40, 51,370.40 and 16,712.56

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Solution

The fourth proportional to 34,242.40, 51,370.40 and 16,712.56 is: 25,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,242.40 : 51,370.40 = 16,712.56 : x
  2. Step 2: Convert to fraction form
    34,242.40/51,370.40 = 16,712.56/x
  3. Step 3: Cross multiply
    34,242.40x = 51,370.40 × 16,712.56
  4. Step 4: Simplify right side
    34,242.40x = 858,530,892.22
  5. Step 5: Solve for x
    x = 858,530,892.22/34,242.40
  6. Step 6: Final answer
    x = 25,072.16

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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.