Home / 22,064.30-30,448.92-11,992.75

Finding the Fourth Proportional to 22,064.30, 30,448.92 and 11,992.75

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Solution

The fourth proportional to 22,064.30, 30,448.92 and 11,992.75 is: 16,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.30 : 30,448.92 = 11,992.75 : x
  2. Step 2: Convert to fraction form
    22,064.30/30,448.92 = 11,992.75/x
  3. Step 3: Cross multiply
    22,064.30x = 30,448.92 × 11,992.75
  4. Step 4: Simplify right side
    22,064.30x = 365,166,254.18
  5. Step 5: Solve for x
    x = 365,166,254.18/22,064.30
  6. Step 6: Final answer
    x = 16,550.09

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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.