Home / 57,991.29-86,986.94-26,822.49

Finding the Fourth Proportional to 57,991.29, 86,986.94 and 26,822.49

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Solution

The fourth proportional to 57,991.29, 86,986.94 and 26,822.49 is: 40,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,991.29 : 86,986.94 = 26,822.49 : x
  2. Step 2: Convert to fraction form
    57,991.29/86,986.94 = 26,822.49/x
  3. Step 3: Cross multiply
    57,991.29x = 86,986.94 × 26,822.49
  4. Step 4: Simplify right side
    57,991.29x = 2,333,206,194.17
  5. Step 5: Solve for x
    x = 2,333,206,194.17/57,991.29
  6. Step 6: Final answer
    x = 40,233.74

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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.