Home / 13,380.08-20,074.68-5,062.52

Finding the Fourth Proportional to 13,380.08, 20,074.68 and 5,062.52

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Solution

The fourth proportional to 13,380.08, 20,074.68 and 5,062.52 is: 7,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,380.08 : 20,074.68 = 5,062.52 : x
  2. Step 2: Convert to fraction form
    13,380.08/20,074.68 = 5,062.52/x
  3. Step 3: Cross multiply
    13,380.08x = 20,074.68 × 5,062.52
  4. Step 4: Simplify right side
    13,380.08x = 101,628,468.99
  5. Step 5: Solve for x
    x = 101,628,468.99/13,380.08
  6. Step 6: Final answer
    x = 7,595.51

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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.