Home / 22,008.08-30,370.30-11,936.34

Finding the Fourth Proportional to 22,008.08, 30,370.30 and 11,936.34

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Solution

The fourth proportional to 22,008.08, 30,370.30 and 11,936.34 is: 16,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.08 : 30,370.30 = 11,936.34 : x
  2. Step 2: Convert to fraction form
    22,008.08/30,370.30 = 11,936.34/x
  3. Step 3: Cross multiply
    22,008.08x = 30,370.30 × 11,936.34
  4. Step 4: Simplify right side
    22,008.08x = 362,510,226.70
  5. Step 5: Solve for x
    x = 362,510,226.70/22,008.08
  6. Step 6: Final answer
    x = 16,471.69

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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.