Home / 22,069.58-30,454.92-11,997.77

Finding the Fourth Proportional to 22,069.58, 30,454.92 and 11,997.77

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Solution

The fourth proportional to 22,069.58, 30,454.92 and 11,997.77 is: 16,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.58 : 30,454.92 = 11,997.77 : x
  2. Step 2: Convert to fraction form
    22,069.58/30,454.92 = 11,997.77/x
  3. Step 3: Cross multiply
    22,069.58x = 30,454.92 × 11,997.77
  4. Step 4: Simplify right side
    22,069.58x = 365,390,973.25
  5. Step 5: Solve for x
    x = 365,390,973.25/22,069.58
  6. Step 6: Final answer
    x = 16,556.32

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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.