Home / 40,304.76-55,623.99-22,399.30

Finding the Fourth Proportional to 40,304.76, 55,623.99 and 22,399.30

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Solution

The fourth proportional to 40,304.76, 55,623.99 and 22,399.30 is: 30,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,304.76 : 55,623.99 = 22,399.30 : x
  2. Step 2: Convert to fraction form
    40,304.76/55,623.99 = 22,399.30/x
  3. Step 3: Cross multiply
    40,304.76x = 55,623.99 × 22,399.30
  4. Step 4: Simplify right side
    40,304.76x = 1,245,938,439.21
  5. Step 5: Solve for x
    x = 1,245,938,439.21/40,304.76
  6. Step 6: Final answer
    x = 30,912.94

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1.5x scale

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.