Home / 22,052.98-30,433.44-11,981.62

Finding the Fourth Proportional to 22,052.98, 30,433.44 and 11,981.62

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Solution

The fourth proportional to 22,052.98, 30,433.44 and 11,981.62 is: 16,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.98 : 30,433.44 = 11,981.62 : x
  2. Step 2: Convert to fraction form
    22,052.98/30,433.44 = 11,981.62/x
  3. Step 3: Cross multiply
    22,052.98x = 30,433.44 × 11,981.62
  4. Step 4: Simplify right side
    22,052.98x = 364,641,913.37
  5. Step 5: Solve for x
    x = 364,641,913.37/22,052.98
  6. Step 6: Final answer
    x = 16,534.81

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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.