Home / 22,036.12-30,410.12-11,964.56

Finding the Fourth Proportional to 22,036.12, 30,410.12 and 11,964.56

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Solution

The fourth proportional to 22,036.12, 30,410.12 and 11,964.56 is: 16,511.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.12 : 30,410.12 = 11,964.56 : x
  2. Step 2: Convert to fraction form
    22,036.12/30,410.12 = 11,964.56/x
  3. Step 3: Cross multiply
    22,036.12x = 30,410.12 × 11,964.56
  4. Step 4: Simplify right side
    22,036.12x = 363,843,705.35
  5. Step 5: Solve for x
    x = 363,843,705.35/22,036.12
  6. Step 6: Final answer
    x = 16,511.24

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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.