Home / 40,551.87-55,961.70-22,647.56

Finding the Fourth Proportional to 40,551.87, 55,961.70 and 22,647.56

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Solution

The fourth proportional to 40,551.87, 55,961.70 and 22,647.56 is: 31,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,551.87 : 55,961.70 = 22,647.56 : x
  2. Step 2: Convert to fraction form
    40,551.87/55,961.70 = 22,647.56/x
  3. Step 3: Cross multiply
    40,551.87x = 55,961.70 × 22,647.56
  4. Step 4: Simplify right side
    40,551.87x = 1,267,395,721.11
  5. Step 5: Solve for x
    x = 1,267,395,721.11/40,551.87
  6. Step 6: Final answer
    x = 31,253.69

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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.