Home / 37,427.97-51,650.60-21,515.52

Finding the Fourth Proportional to 37,427.97, 51,650.60 and 21,515.52

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Solution

The fourth proportional to 37,427.97, 51,650.60 and 21,515.52 is: 29,691.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,427.97 : 51,650.60 = 21,515.52 : x
  2. Step 2: Convert to fraction form
    37,427.97/51,650.60 = 21,515.52/x
  3. Step 3: Cross multiply
    37,427.97x = 51,650.60 × 21,515.52
  4. Step 4: Simplify right side
    37,427.97x = 1,111,289,409.73
  5. Step 5: Solve for x
    x = 1,111,289,409.73/37,427.97
  6. Step 6: Final answer
    x = 29,691.42

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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.