Home / 49,727.66-74,559.38-21,283.16

Finding the Fourth Proportional to 49,727.66, 74,559.38 and 21,283.16

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Solution

The fourth proportional to 49,727.66, 74,559.38 and 21,283.16 is: 31,910.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,727.66 : 74,559.38 = 21,283.16 : x
  2. Step 2: Convert to fraction form
    49,727.66/74,559.38 = 21,283.16/x
  3. Step 3: Cross multiply
    49,727.66x = 74,559.38 × 21,283.16
  4. Step 4: Simplify right side
    49,727.66x = 1,586,858,734.83
  5. Step 5: Solve for x
    x = 1,586,858,734.83/49,727.66
  6. Step 6: Final answer
    x = 31,910.99

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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.