Home / 22,621.28-33,918.24-10,138.97

Finding the Fourth Proportional to 22,621.28, 33,918.24 and 10,138.97

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Solution

The fourth proportional to 22,621.28, 33,918.24 and 10,138.97 is: 15,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621.28 : 33,918.24 = 10,138.97 : x
  2. Step 2: Convert to fraction form
    22,621.28/33,918.24 = 10,138.97/x
  3. Step 3: Cross multiply
    22,621.28x = 33,918.24 × 10,138.97
  4. Step 4: Simplify right side
    22,621.28x = 343,896,140.63
  5. Step 5: Solve for x
    x = 343,896,140.63/22,621.28
  6. Step 6: Final answer
    x = 15,202.33

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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.