Home / 22,290.92-33,395.38-13,969.38

Finding the Fourth Proportional to 22,290.92, 33,395.38 and 13,969.38

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Solution

The fourth proportional to 22,290.92, 33,395.38 and 13,969.38 is: 20,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.92 : 33,395.38 = 13,969.38 : x
  2. Step 2: Convert to fraction form
    22,290.92/33,395.38 = 13,969.38/x
  3. Step 3: Cross multiply
    22,290.92x = 33,395.38 × 13,969.38
  4. Step 4: Simplify right side
    22,290.92x = 466,512,753.46
  5. Step 5: Solve for x
    x = 466,512,753.46/22,290.92
  6. Step 6: Final answer
    x = 20,928.38

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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.