Home / 22,064.98-30,449.86-11,993.42

Finding the Fourth Proportional to 22,064.98, 30,449.86 and 11,993.42

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Solution

The fourth proportional to 22,064.98, 30,449.86 and 11,993.42 is: 16,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.98 : 30,449.86 = 11,993.42 : x
  2. Step 2: Convert to fraction form
    22,064.98/30,449.86 = 11,993.42/x
  3. Step 3: Cross multiply
    22,064.98x = 30,449.86 × 11,993.42
  4. Step 4: Simplify right side
    22,064.98x = 365,197,959.92
  5. Step 5: Solve for x
    x = 365,197,959.92/22,064.98
  6. Step 6: Final answer
    x = 16,551.02

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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.