Home / 37,197.54-51,333.28-20,201.78

Finding the Fourth Proportional to 37,197.54, 51,333.28 and 20,201.78

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Solution

The fourth proportional to 37,197.54, 51,333.28 and 20,201.78 is: 27,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,197.54 : 51,333.28 = 20,201.78 : x
  2. Step 2: Convert to fraction form
    37,197.54/51,333.28 = 20,201.78/x
  3. Step 3: Cross multiply
    37,197.54x = 51,333.28 × 20,201.78
  4. Step 4: Simplify right side
    37,197.54x = 1,037,023,629.24
  5. Step 5: Solve for x
    x = 1,037,023,629.24/37,197.54
  6. Step 6: Final answer
    x = 27,878.82

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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.