Home / 39,821.99-54,941.97-22,591.52

Finding the Fourth Proportional to 39,821.99, 54,941.97 and 22,591.52

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Solution

The fourth proportional to 39,821.99, 54,941.97 and 22,591.52 is: 31,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,821.99 : 54,941.97 = 22,591.52 : x
  2. Step 2: Convert to fraction form
    39,821.99/54,941.97 = 22,591.52/x
  3. Step 3: Cross multiply
    39,821.99x = 54,941.97 × 22,591.52
  4. Step 4: Simplify right side
    39,821.99x = 1,241,222,630.14
  5. Step 5: Solve for x
    x = 1,241,222,630.14/39,821.99
  6. Step 6: Final answer
    x = 31,169.28

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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.