Home / 22,015.98-30,381.57-11,944.44

Finding the Fourth Proportional to 22,015.98, 30,381.57 and 11,944.44

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Solution

The fourth proportional to 22,015.98, 30,381.57 and 11,944.44 is: 16,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.98 : 30,381.57 = 11,944.44 : x
  2. Step 2: Convert to fraction form
    22,015.98/30,381.57 = 11,944.44/x
  3. Step 3: Cross multiply
    22,015.98x = 30,381.57 × 11,944.44
  4. Step 4: Simplify right side
    22,015.98x = 362,890,839.97
  5. Step 5: Solve for x
    x = 362,890,839.97/22,015.98
  6. Step 6: Final answer
    x = 16,483.07

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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.