Home / 49,129.06-73,631.97-21,016.12

Finding the Fourth Proportional to 49,129.06, 73,631.97 and 21,016.12

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Solution

The fourth proportional to 49,129.06, 73,631.97 and 21,016.12 is: 31,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,129.06 : 73,631.97 = 21,016.12 : x
  2. Step 2: Convert to fraction form
    49,129.06/73,631.97 = 21,016.12/x
  3. Step 3: Cross multiply
    49,129.06x = 73,631.97 × 21,016.12
  4. Step 4: Simplify right side
    49,129.06x = 1,547,458,317.36
  5. Step 5: Solve for x
    x = 1,547,458,317.36/49,129.06
  6. Step 6: Final answer
    x = 31,497.82

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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.