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Finding the Fourth Proportional to 43,980, 60,696.24 and 24,111.84

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Solution

The fourth proportional to 43,980, 60,696.24 and 24,111.84 is: 33,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,980 : 60,696.24 = 24,111.84 : x
  2. Step 2: Convert to fraction form
    43,980/60,696.24 = 24,111.84/x
  3. Step 3: Cross multiply
    43,980x = 60,696.24 × 24,111.84
  4. Step 4: Simplify right side
    43,980x = 1,463,498,027.48
  5. Step 5: Solve for x
    x = 1,463,498,027.48/43,980
  6. Step 6: Final answer
    x = 33,276.44

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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.