Home / 34,872.72-52,309.44-13,817.88

Finding the Fourth Proportional to 34,872.72, 52,309.44 and 13,817.88

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Solution

The fourth proportional to 34,872.72, 52,309.44 and 13,817.88 is: 20,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.72 : 52,309.44 = 13,817.88 : x
  2. Step 2: Convert to fraction form
    34,872.72/52,309.44 = 13,817.88/x
  3. Step 3: Cross multiply
    34,872.72x = 52,309.44 × 13,817.88
  4. Step 4: Simplify right side
    34,872.72x = 722,805,564.79
  5. Step 5: Solve for x
    x = 722,805,564.79/34,872.72
  6. Step 6: Final answer
    x = 20,726.96

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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.