Home / 13,330.26-20,015.94-11,277.24

Finding the Fourth Proportional to 13,330.26, 20,015.94 and 11,277.24

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Solution

The fourth proportional to 13,330.26, 20,015.94 and 11,277.24 is: 16,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.26 : 20,015.94 = 11,277.24 : x
  2. Step 2: Convert to fraction form
    13,330.26/20,015.94 = 11,277.24/x
  3. Step 3: Cross multiply
    13,330.26x = 20,015.94 × 11,277.24
  4. Step 4: Simplify right side
    13,330.26x = 225,724,559.21
  5. Step 5: Solve for x
    x = 225,724,559.21/13,330.26
  6. Step 6: Final answer
    x = 16,933.25

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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.