Home / 62,728.50-86,563.39-34,046.80

Finding the Fourth Proportional to 62,728.50, 86,563.39 and 34,046.80

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Solution

The fourth proportional to 62,728.50, 86,563.39 and 34,046.80 is: 46,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,728.50 : 86,563.39 = 34,046.80 : x
  2. Step 2: Convert to fraction form
    62,728.50/86,563.39 = 34,046.80/x
  3. Step 3: Cross multiply
    62,728.50x = 86,563.39 × 34,046.80
  4. Step 4: Simplify right side
    62,728.50x = 2,947,206,426.65
  5. Step 5: Solve for x
    x = 2,947,206,426.65/62,728.50
  6. Step 6: Final answer
    x = 46,983.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.