Home / 38,965.12-53,771.76-22,198.24

Finding the Fourth Proportional to 38,965.12, 53,771.76 and 22,198.24

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Solution

The fourth proportional to 38,965.12, 53,771.76 and 22,198.24 is: 30,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,965.12 : 53,771.76 = 22,198.24 : x
  2. Step 2: Convert to fraction form
    38,965.12/53,771.76 = 22,198.24/x
  3. Step 3: Cross multiply
    38,965.12x = 53,771.76 × 22,198.24
  4. Step 4: Simplify right side
    38,965.12x = 1,193,638,433.70
  5. Step 5: Solve for x
    x = 1,193,638,433.70/38,965.12
  6. Step 6: Final answer
    x = 30,633.51

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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.