Home / 51,850.97-77,792.60-18,571.32

Finding the Fourth Proportional to 51,850.97, 77,792.60 and 18,571.32

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Solution

The fourth proportional to 51,850.97, 77,792.60 and 18,571.32 is: 27,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,850.97 : 77,792.60 = 18,571.32 : x
  2. Step 2: Convert to fraction form
    51,850.97/77,792.60 = 18,571.32/x
  3. Step 3: Cross multiply
    51,850.97x = 77,792.60 × 18,571.32
  4. Step 4: Simplify right side
    51,850.97x = 1,444,711,175.38
  5. Step 5: Solve for x
    x = 1,444,711,175.38/51,850.97
  6. Step 6: Final answer
    x = 27,862.76

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1.5x scale

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.