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Finding the Fourth Proportional to 29,297.80, 43,917.90 and 26,187.40

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Solution

The fourth proportional to 29,297.80, 43,917.90 and 26,187.40 is: 39,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,297.80 : 43,917.90 = 26,187.40 : x
  2. Step 2: Convert to fraction form
    29,297.80/43,917.90 = 26,187.40/x
  3. Step 3: Cross multiply
    29,297.80x = 43,917.90 × 26,187.40
  4. Step 4: Simplify right side
    29,297.80x = 1,150,095,614.46
  5. Step 5: Solve for x
    x = 1,150,095,614.46/29,297.80
  6. Step 6: Final answer
    x = 39,255.36

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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.