Home / 34,347.98-51,512.45-12,158.43

Finding the Fourth Proportional to 34,347.98, 51,512.45 and 12,158.43

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Solution

The fourth proportional to 34,347.98, 51,512.45 and 12,158.43 is: 18,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347.98 : 51,512.45 = 12,158.43 : x
  2. Step 2: Convert to fraction form
    34,347.98/51,512.45 = 12,158.43/x
  3. Step 3: Cross multiply
    34,347.98x = 51,512.45 × 12,158.43
  4. Step 4: Simplify right side
    34,347.98x = 626,310,456.66
  5. Step 5: Solve for x
    x = 626,310,456.66/34,347.98
  6. Step 6: Final answer
    x = 18,234.28

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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.