Home / 20,944.11-28,846.71-19,367.58

Finding the Fourth Proportional to 20,944.11, 28,846.71 and 19,367.58

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Solution

The fourth proportional to 20,944.11, 28,846.71 and 19,367.58 is: 26,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,944.11 : 28,846.71 = 19,367.58 : x
  2. Step 2: Convert to fraction form
    20,944.11/28,846.71 = 19,367.58/x
  3. Step 3: Cross multiply
    20,944.11x = 28,846.71 × 19,367.58
  4. Step 4: Simplify right side
    20,944.11x = 558,690,963.66
  5. Step 5: Solve for x
    x = 558,690,963.66/20,944.11
  6. Step 6: Final answer
    x = 26,675.33

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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.