Home / 22,052.82-30,433.10-11,981.34

Finding the Fourth Proportional to 22,052.82, 30,433.10 and 11,981.34

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Solution

The fourth proportional to 22,052.82, 30,433.10 and 11,981.34 is: 16,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.82 : 30,433.10 = 11,981.34 : x
  2. Step 2: Convert to fraction form
    22,052.82/30,433.10 = 11,981.34/x
  3. Step 3: Cross multiply
    22,052.82x = 30,433.10 × 11,981.34
  4. Step 4: Simplify right side
    22,052.82x = 364,629,318.35
  5. Step 5: Solve for x
    x = 364,629,318.35/22,052.82
  6. Step 6: Final answer
    x = 16,534.36

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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.