Home / 34,961.46-52,449.78-12,774.80

Finding the Fourth Proportional to 34,961.46, 52,449.78 and 12,774.80

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Solution

The fourth proportional to 34,961.46, 52,449.78 and 12,774.80 is: 19,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,961.46 : 52,449.78 = 12,774.80 : x
  2. Step 2: Convert to fraction form
    34,961.46/52,449.78 = 12,774.80/x
  3. Step 3: Cross multiply
    34,961.46x = 52,449.78 × 12,774.80
  4. Step 4: Simplify right side
    34,961.46x = 670,035,449.54
  5. Step 5: Solve for x
    x = 670,035,449.54/34,961.46
  6. Step 6: Final answer
    x = 19,164.97

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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.