Home / 39,757.36-54,861.96-22,991.44

Finding the Fourth Proportional to 39,757.36, 54,861.96 and 22,991.44

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Solution

The fourth proportional to 39,757.36, 54,861.96 and 22,991.44 is: 31,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.36 : 54,861.96 = 22,991.44 : x
  2. Step 2: Convert to fraction form
    39,757.36/54,861.96 = 22,991.44/x
  3. Step 3: Cross multiply
    39,757.36x = 54,861.96 × 22,991.44
  4. Step 4: Simplify right side
    39,757.36x = 1,261,355,461.62
  5. Step 5: Solve for x
    x = 1,261,355,461.62/39,757.36
  6. Step 6: Final answer
    x = 31,726.34

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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.