Home / 34,149.32-51,222.13-13,099.45

Finding the Fourth Proportional to 34,149.32, 51,222.13 and 13,099.45

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Solution

The fourth proportional to 34,149.32, 51,222.13 and 13,099.45 is: 19,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.32 : 51,222.13 = 13,099.45 : x
  2. Step 2: Convert to fraction form
    34,149.32/51,222.13 = 13,099.45/x
  3. Step 3: Cross multiply
    34,149.32x = 51,222.13 × 13,099.45
  4. Step 4: Simplify right side
    34,149.32x = 670,981,730.83
  5. Step 5: Solve for x
    x = 670,981,730.83/34,149.32
  6. Step 6: Final answer
    x = 19,648.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.