Home / 54,393.05-81,593.53-22,771.31

Finding the Fourth Proportional to 54,393.05, 81,593.53 and 22,771.31

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Solution

The fourth proportional to 54,393.05, 81,593.53 and 22,771.31 is: 34,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.05 : 81,593.53 = 22,771.31 : x
  2. Step 2: Convert to fraction form
    54,393.05/81,593.53 = 22,771.31/x
  3. Step 3: Cross multiply
    54,393.05x = 81,593.53 × 22,771.31
  4. Step 4: Simplify right side
    54,393.05x = 1,857,991,406.70
  5. Step 5: Solve for x
    x = 1,857,991,406.70/54,393.05
  6. Step 6: Final answer
    x = 34,158.62

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1.5x scale

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.