Home / 34,255.49-51,387.35-12,064.28

Finding the Fourth Proportional to 34,255.49, 51,387.35 and 12,064.28

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Solution

The fourth proportional to 34,255.49, 51,387.35 and 12,064.28 is: 18,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.49 : 51,387.35 = 12,064.28 : x
  2. Step 2: Convert to fraction form
    34,255.49/51,387.35 = 12,064.28/x
  3. Step 3: Cross multiply
    34,255.49x = 51,387.35 × 12,064.28
  4. Step 4: Simplify right side
    34,255.49x = 619,951,061.60
  5. Step 5: Solve for x
    x = 619,951,061.60/34,255.49
  6. Step 6: Final answer
    x = 18,097.86

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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.