Home / 11,327.24-15,571.18-10,119.56

Finding the Fourth Proportional to 11,327.24, 15,571.18 and 10,119.56

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Solution

The fourth proportional to 11,327.24, 15,571.18 and 10,119.56 is: 13,911.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.24 : 15,571.18 = 10,119.56 : x
  2. Step 2: Convert to fraction form
    11,327.24/15,571.18 = 10,119.56/x
  3. Step 3: Cross multiply
    11,327.24x = 15,571.18 × 10,119.56
  4. Step 4: Simplify right side
    11,327.24x = 157,573,490.28
  5. Step 5: Solve for x
    x = 157,573,490.28/11,327.24
  6. Step 6: Final answer
    x = 13,911.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.