Home / 38,453.52-57,679.92-17,400.72

Finding the Fourth Proportional to 38,453.52, 57,679.92 and 17,400.72

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Solution

The fourth proportional to 38,453.52, 57,679.92 and 17,400.72 is: 26,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,453.52 : 57,679.92 = 17,400.72 : x
  2. Step 2: Convert to fraction form
    38,453.52/57,679.92 = 17,400.72/x
  3. Step 3: Cross multiply
    38,453.52x = 57,679.92 × 17,400.72
  4. Step 4: Simplify right side
    38,453.52x = 1,003,672,137.54
  5. Step 5: Solve for x
    x = 1,003,672,137.54/38,453.52
  6. Step 6: Final answer
    x = 26,100.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.