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Finding the Fourth Proportional to 29,745.84, 44,626.26 and 20,997.84

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Solution

The fourth proportional to 29,745.84, 44,626.26 and 20,997.84 is: 31,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,745.84 : 44,626.26 = 20,997.84 : x
  2. Step 2: Convert to fraction form
    29,745.84/44,626.26 = 20,997.84/x
  3. Step 3: Cross multiply
    29,745.84x = 44,626.26 × 20,997.84
  4. Step 4: Simplify right side
    29,745.84x = 937,055,067.28
  5. Step 5: Solve for x
    x = 937,055,067.28/29,745.84
  6. Step 6: Final answer
    x = 31,502.05

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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.