Home / 13,944.05-19,242.26-7,976.27

Finding the Fourth Proportional to 13,944.05, 19,242.26 and 7,976.27

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Solution

The fourth proportional to 13,944.05, 19,242.26 and 7,976.27 is: 11,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.05 : 19,242.26 = 7,976.27 : x
  2. Step 2: Convert to fraction form
    13,944.05/19,242.26 = 7,976.27/x
  3. Step 3: Cross multiply
    13,944.05x = 19,242.26 × 7,976.27
  4. Step 4: Simplify right side
    13,944.05x = 153,481,499.31
  5. Step 5: Solve for x
    x = 153,481,499.31/13,944.05
  6. Step 6: Final answer
    x = 11,006.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.