Home / 22,171.47-30,596.38-12,100.34

Finding the Fourth Proportional to 22,171.47, 30,596.38 and 12,100.34

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Solution

The fourth proportional to 22,171.47, 30,596.38 and 12,100.34 is: 16,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.47 : 30,596.38 = 12,100.34 : x
  2. Step 2: Convert to fraction form
    22,171.47/30,596.38 = 12,100.34/x
  3. Step 3: Cross multiply
    22,171.47x = 30,596.38 × 12,100.34
  4. Step 4: Simplify right side
    22,171.47x = 370,226,542.97
  5. Step 5: Solve for x
    x = 370,226,542.97/22,171.47
  6. Step 6: Final answer
    x = 16,698.33

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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.