Home / 34,429.76-51,645.30-9,469.71

Finding the Fourth Proportional to 34,429.76, 51,645.30 and 9,469.71

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Solution

The fourth proportional to 34,429.76, 51,645.30 and 9,469.71 is: 14,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,429.76 : 51,645.30 = 9,469.71 : x
  2. Step 2: Convert to fraction form
    34,429.76/51,645.30 = 9,469.71/x
  3. Step 3: Cross multiply
    34,429.76x = 51,645.30 × 9,469.71
  4. Step 4: Simplify right side
    34,429.76x = 489,065,978.35
  5. Step 5: Solve for x
    x = 489,065,978.35/34,429.76
  6. Step 6: Final answer
    x = 14,204.75

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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.