Home / 49,171.16-73,761.06-15,878.36

Finding the Fourth Proportional to 49,171.16, 73,761.06 and 15,878.36

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Solution

The fourth proportional to 49,171.16, 73,761.06 and 15,878.36 is: 23,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171.16 : 73,761.06 = 15,878.36 : x
  2. Step 2: Convert to fraction form
    49,171.16/73,761.06 = 15,878.36/x
  3. Step 3: Cross multiply
    49,171.16x = 73,761.06 × 15,878.36
  4. Step 4: Simplify right side
    49,171.16x = 1,171,204,664.66
  5. Step 5: Solve for x
    x = 1,171,204,664.66/49,171.16
  6. Step 6: Final answer
    x = 23,818.94

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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.