Home / 45,997.38-68,969.97-15,997.77

Finding the Fourth Proportional to 45,997.38, 68,969.97 and 15,997.77

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Solution

The fourth proportional to 45,997.38, 68,969.97 and 15,997.77 is: 23,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,997.38 : 68,969.97 = 15,997.77 : x
  2. Step 2: Convert to fraction form
    45,997.38/68,969.97 = 15,997.77/x
  3. Step 3: Cross multiply
    45,997.38x = 68,969.97 × 15,997.77
  4. Step 4: Simplify right side
    45,997.38x = 1,103,365,716.97
  5. Step 5: Solve for x
    x = 1,103,365,716.97/45,997.38
  6. Step 6: Final answer
    x = 23,987.58

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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.