Home / 13,403.87-20,115.03-6,016.59

Finding the Fourth Proportional to 13,403.87, 20,115.03 and 6,016.59

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Solution

The fourth proportional to 13,403.87, 20,115.03 and 6,016.59 is: 9,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403.87 : 20,115.03 = 6,016.59 : x
  2. Step 2: Convert to fraction form
    13,403.87/20,115.03 = 6,016.59/x
  3. Step 3: Cross multiply
    13,403.87x = 20,115.03 × 6,016.59
  4. Step 4: Simplify right side
    13,403.87x = 121,023,888.35
  5. Step 5: Solve for x
    x = 121,023,888.35/13,403.87
  6. Step 6: Final answer
    x = 9,029.03

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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.