Home / 16,194.45-22,358.66-13,217.39

Finding the Fourth Proportional to 16,194.45, 22,358.66 and 13,217.39

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Solution

The fourth proportional to 16,194.45, 22,358.66 and 13,217.39 is: 18,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,194.45 : 22,358.66 = 13,217.39 : x
  2. Step 2: Convert to fraction form
    16,194.45/22,358.66 = 13,217.39/x
  3. Step 3: Cross multiply
    16,194.45x = 22,358.66 × 13,217.39
  4. Step 4: Simplify right side
    16,194.45x = 295,523,129.10
  5. Step 5: Solve for x
    x = 295,523,129.10/16,194.45
  6. Step 6: Final answer
    x = 18,248.42

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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.