Home / 34,418.72-51,607.29-15,439.88

Finding the Fourth Proportional to 34,418.72, 51,607.29 and 15,439.88

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Solution

The fourth proportional to 34,418.72, 51,607.29 and 15,439.88 is: 23,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.72 : 51,607.29 = 15,439.88 : x
  2. Step 2: Convert to fraction form
    34,418.72/51,607.29 = 15,439.88/x
  3. Step 3: Cross multiply
    34,418.72x = 51,607.29 × 15,439.88
  4. Step 4: Simplify right side
    34,418.72x = 796,810,364.73
  5. Step 5: Solve for x
    x = 796,810,364.73/34,418.72
  6. Step 6: Final answer
    x = 23,150.49

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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.