Home / 50,550.46-69,759.19-27,889.65

Finding the Fourth Proportional to 50,550.46, 69,759.19 and 27,889.65

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Solution

The fourth proportional to 50,550.46, 69,759.19 and 27,889.65 is: 38,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,550.46 : 69,759.19 = 27,889.65 : x
  2. Step 2: Convert to fraction form
    50,550.46/69,759.19 = 27,889.65/x
  3. Step 3: Cross multiply
    50,550.46x = 69,759.19 × 27,889.65
  4. Step 4: Simplify right side
    50,550.46x = 1,945,559,428.25
  5. Step 5: Solve for x
    x = 1,945,559,428.25/50,550.46
  6. Step 6: Final answer
    x = 38,487.47

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Double scale
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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.