Home / 22,313.75-33,447.28-7,517.56

Finding the Fourth Proportional to 22,313.75, 33,447.28 and 7,517.56

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Solution

The fourth proportional to 22,313.75, 33,447.28 and 7,517.56 is: 11,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.75 : 33,447.28 = 7,517.56 : x
  2. Step 2: Convert to fraction form
    22,313.75/33,447.28 = 7,517.56/x
  3. Step 3: Cross multiply
    22,313.75x = 33,447.28 × 7,517.56
  4. Step 4: Simplify right side
    22,313.75x = 251,441,813.03
  5. Step 5: Solve for x
    x = 251,441,813.03/22,313.75
  6. Step 6: Final answer
    x = 11,268.47

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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.