Home / 22,618.80-33,917.42-10,138.94

Finding the Fourth Proportional to 22,618.80, 33,917.42 and 10,138.94

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Solution

The fourth proportional to 22,618.80, 33,917.42 and 10,138.94 is: 15,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.80 : 33,917.42 = 10,138.94 : x
  2. Step 2: Convert to fraction form
    22,618.80/33,917.42 = 10,138.94/x
  3. Step 3: Cross multiply
    22,618.80x = 33,917.42 × 10,138.94
  4. Step 4: Simplify right side
    22,618.80x = 343,886,686.33
  5. Step 5: Solve for x
    x = 343,886,686.33/22,618.80
  6. Step 6: Final answer
    x = 15,203.58

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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.