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Finding the Fourth Proportional to 43,999, 60,693.78 and 26,076.40

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Solution

The fourth proportional to 43,999, 60,693.78 and 26,076.40 is: 35,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,999 : 60,693.78 = 26,076.40 : x
  2. Step 2: Convert to fraction form
    43,999/60,693.78 = 26,076.40/x
  3. Step 3: Cross multiply
    43,999x = 60,693.78 × 26,076.40
  4. Step 4: Simplify right side
    43,999x = 1,582,675,284.79
  5. Step 5: Solve for x
    x = 1,582,675,284.79/43,999
  6. Step 6: Final answer
    x = 35,970.71

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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.