Home / 38,945.63-53,744.97-22,181.87

Finding the Fourth Proportional to 38,945.63, 53,744.97 and 22,181.87

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Solution

The fourth proportional to 38,945.63, 53,744.97 and 22,181.87 is: 30,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,945.63 : 53,744.97 = 22,181.87 : x
  2. Step 2: Convert to fraction form
    38,945.63/53,744.97 = 22,181.87/x
  3. Step 3: Cross multiply
    38,945.63x = 53,744.97 × 22,181.87
  4. Step 4: Simplify right side
    38,945.63x = 1,192,163,668.97
  5. Step 5: Solve for x
    x = 1,192,163,668.97/38,945.63
  6. Step 6: Final answer
    x = 30,610.98

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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.