Home / 49,560.06-68,376.23-31,665.54

Finding the Fourth Proportional to 49,560.06, 68,376.23 and 31,665.54

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Solution

The fourth proportional to 49,560.06, 68,376.23 and 31,665.54 is: 43,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,560.06 : 68,376.23 = 31,665.54 : x
  2. Step 2: Convert to fraction form
    49,560.06/68,376.23 = 31,665.54/x
  3. Step 3: Cross multiply
    49,560.06x = 68,376.23 × 31,665.54
  4. Step 4: Simplify right side
    49,560.06x = 2,165,170,246.11
  5. Step 5: Solve for x
    x = 2,165,170,246.11/49,560.06
  6. Step 6: Final answer
    x = 43,687.81

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1.5x scale

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.