Home / 22,054.24-30,434.56-11,982.57

Finding the Fourth Proportional to 22,054.24, 30,434.56 and 11,982.57

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Solution

The fourth proportional to 22,054.24, 30,434.56 and 11,982.57 is: 16,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,054.24 : 30,434.56 = 11,982.57 : x
  2. Step 2: Convert to fraction form
    22,054.24/30,434.56 = 11,982.57/x
  3. Step 3: Cross multiply
    22,054.24x = 30,434.56 × 11,982.57
  4. Step 4: Simplify right side
    22,054.24x = 364,684,245.62
  5. Step 5: Solve for x
    x = 364,684,245.62/22,054.24
  6. Step 6: Final answer
    x = 16,535.79

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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.