Home / 22,016.40-30,367.04-13,518.96

Finding the Fourth Proportional to 22,016.40, 30,367.04 and 13,518.96

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Solution

The fourth proportional to 22,016.40, 30,367.04 and 13,518.96 is: 18,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.40 : 30,367.04 = 13,518.96 : x
  2. Step 2: Convert to fraction form
    22,016.40/30,367.04 = 13,518.96/x
  3. Step 3: Cross multiply
    22,016.40x = 30,367.04 × 13,518.96
  4. Step 4: Simplify right side
    22,016.40x = 410,530,799.08
  5. Step 5: Solve for x
    x = 410,530,799.08/22,016.40
  6. Step 6: Final answer
    x = 18,646.59

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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.