Home / 49,441.75-68,229.62-28,220.56

Finding the Fourth Proportional to 49,441.75, 68,229.62 and 28,220.56

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Solution

The fourth proportional to 49,441.75, 68,229.62 and 28,220.56 is: 38,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,441.75 : 68,229.62 = 28,220.56 : x
  2. Step 2: Convert to fraction form
    49,441.75/68,229.62 = 28,220.56/x
  3. Step 3: Cross multiply
    49,441.75x = 68,229.62 × 28,220.56
  4. Step 4: Simplify right side
    49,441.75x = 1,925,478,084.99
  5. Step 5: Solve for x
    x = 1,925,478,084.99/49,441.75
  6. Step 6: Final answer
    x = 38,944.38

Related Problems

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Half scale
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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.