Home / 36,958.13-55,404.28-13,579.10

Finding the Fourth Proportional to 36,958.13, 55,404.28 and 13,579.10

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Solution

The fourth proportional to 36,958.13, 55,404.28 and 13,579.10 is: 20,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,958.13 : 55,404.28 = 13,579.10 : x
  2. Step 2: Convert to fraction form
    36,958.13/55,404.28 = 13,579.10/x
  3. Step 3: Cross multiply
    36,958.13x = 55,404.28 × 13,579.10
  4. Step 4: Simplify right side
    36,958.13x = 752,340,258.55
  5. Step 5: Solve for x
    x = 752,340,258.55/36,958.13
  6. Step 6: Final answer
    x = 20,356.56

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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.