Home / 34,234.80-51,264.72-30,327.36

Finding the Fourth Proportional to 34,234.80, 51,264.72 and 30,327.36

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Solution

The fourth proportional to 34,234.80, 51,264.72 and 30,327.36 is: 45,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.80 : 51,264.72 = 30,327.36 : x
  2. Step 2: Convert to fraction form
    34,234.80/51,264.72 = 30,327.36/x
  3. Step 3: Cross multiply
    34,234.80x = 51,264.72 × 30,327.36
  4. Step 4: Simplify right side
    34,234.80x = 1,554,723,618.74
  5. Step 5: Solve for x
    x = 1,554,723,618.74/34,234.80
  6. Step 6: Final answer
    x = 45,413.54

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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.