Home / 34,099.69-51,149.41-15,357.78

Finding the Fourth Proportional to 34,099.69, 51,149.41 and 15,357.78

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Solution

The fourth proportional to 34,099.69, 51,149.41 and 15,357.78 is: 23,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,099.69 : 51,149.41 = 15,357.78 : x
  2. Step 2: Convert to fraction form
    34,099.69/51,149.41 = 15,357.78/x
  3. Step 3: Cross multiply
    34,099.69x = 51,149.41 × 15,357.78
  4. Step 4: Simplify right side
    34,099.69x = 785,541,385.91
  5. Step 5: Solve for x
    x = 785,541,385.91/34,099.69
  6. Step 6: Final answer
    x = 23,036.61

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1.5x scale

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.