Home / 21,924.44-30,248.32-12,486.32

Finding the Fourth Proportional to 21,924.44, 30,248.32 and 12,486.32

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Solution

The fourth proportional to 21,924.44, 30,248.32 and 12,486.32 is: 17,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924.44 : 30,248.32 = 12,486.32 : x
  2. Step 2: Convert to fraction form
    21,924.44/30,248.32 = 12,486.32/x
  3. Step 3: Cross multiply
    21,924.44x = 30,248.32 × 12,486.32
  4. Step 4: Simplify right side
    21,924.44x = 377,690,202.98
  5. Step 5: Solve for x
    x = 377,690,202.98/21,924.44
  6. Step 6: Final answer
    x = 17,226.90

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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.