Home / 38,904.56-53,691.01-22,137.56

Finding the Fourth Proportional to 38,904.56, 53,691.01 and 22,137.56

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Solution

The fourth proportional to 38,904.56, 53,691.01 and 22,137.56 is: 30,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,904.56 : 53,691.01 = 22,137.56 : x
  2. Step 2: Convert to fraction form
    38,904.56/53,691.01 = 22,137.56/x
  3. Step 3: Cross multiply
    38,904.56x = 53,691.01 × 22,137.56
  4. Step 4: Simplify right side
    38,904.56x = 1,188,587,631.54
  5. Step 5: Solve for x
    x = 1,188,587,631.54/38,904.56
  6. Step 6: Final answer
    x = 30,551.37

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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.