Home / 40,265.37-55,566-22,116.45

Finding the Fourth Proportional to 40,265.37, 55,566 and 22,116.45

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Solution

The fourth proportional to 40,265.37, 55,566 and 22,116.45 is: 30,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.37 : 55,566 = 22,116.45 : x
  2. Step 2: Convert to fraction form
    40,265.37/55,566 = 22,116.45/x
  3. Step 3: Cross multiply
    40,265.37x = 55,566 × 22,116.45
  4. Step 4: Simplify right side
    40,265.37x = 1,228,922,660.70
  5. Step 5: Solve for x
    x = 1,228,922,660.70/40,265.37
  6. Step 6: Final answer
    x = 30,520.59

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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.