Home / 49,131.06-73,696.62-21,032.89

Finding the Fourth Proportional to 49,131.06, 73,696.62 and 21,032.89

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Solution

The fourth proportional to 49,131.06, 73,696.62 and 21,032.89 is: 31,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,131.06 : 73,696.62 = 21,032.89 : x
  2. Step 2: Convert to fraction form
    49,131.06/73,696.62 = 21,032.89/x
  3. Step 3: Cross multiply
    49,131.06x = 73,696.62 × 21,032.89
  4. Step 4: Simplify right side
    49,131.06x = 1,550,052,901.83
  5. Step 5: Solve for x
    x = 1,550,052,901.83/49,131.06
  6. Step 6: Final answer
    x = 31,549.35

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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.