Home / 38,101.96-57,132.06-11,799.40

Finding the Fourth Proportional to 38,101.96, 57,132.06 and 11,799.40

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Solution

The fourth proportional to 38,101.96, 57,132.06 and 11,799.40 is: 17,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.96 : 57,132.06 = 11,799.40 : x
  2. Step 2: Convert to fraction form
    38,101.96/57,132.06 = 11,799.40/x
  3. Step 3: Cross multiply
    38,101.96x = 57,132.06 × 11,799.40
  4. Step 4: Simplify right side
    38,101.96x = 674,124,028.76
  5. Step 5: Solve for x
    x = 674,124,028.76/38,101.96
  6. Step 6: Final answer
    x = 17,692.63

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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.