Home / 25,221.60-37,830.87-11,177.51

Finding the Fourth Proportional to 25,221.60, 37,830.87 and 11,177.51

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Solution

The fourth proportional to 25,221.60, 37,830.87 and 11,177.51 is: 16,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.60 : 37,830.87 = 11,177.51 : x
  2. Step 2: Convert to fraction form
    25,221.60/37,830.87 = 11,177.51/x
  3. Step 3: Cross multiply
    25,221.60x = 37,830.87 × 11,177.51
  4. Step 4: Simplify right side
    25,221.60x = 422,854,738.58
  5. Step 5: Solve for x
    x = 422,854,738.58/25,221.60
  6. Step 6: Final answer
    x = 16,765.58

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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.