Home / 39,581.25-54,620.79-22,586.43

Finding the Fourth Proportional to 39,581.25, 54,620.79 and 22,586.43

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Solution

The fourth proportional to 39,581.25, 54,620.79 and 22,586.43 is: 31,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,581.25 : 54,620.79 = 22,586.43 : x
  2. Step 2: Convert to fraction form
    39,581.25/54,620.79 = 22,586.43/x
  3. Step 3: Cross multiply
    39,581.25x = 54,620.79 × 22,586.43
  4. Step 4: Simplify right side
    39,581.25x = 1,233,688,649.88
  5. Step 5: Solve for x
    x = 1,233,688,649.88/39,581.25
  6. Step 6: Final answer
    x = 31,168.51

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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.