Home / 16,195.50-22,344.35-13,206.15

Finding the Fourth Proportional to 16,195.50, 22,344.35 and 13,206.15

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Solution

The fourth proportional to 16,195.50, 22,344.35 and 13,206.15 is: 18,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195.50 : 22,344.35 = 13,206.15 : x
  2. Step 2: Convert to fraction form
    16,195.50/22,344.35 = 13,206.15/x
  3. Step 3: Cross multiply
    16,195.50x = 22,344.35 × 13,206.15
  4. Step 4: Simplify right side
    16,195.50x = 295,082,771.72
  5. Step 5: Solve for x
    x = 295,082,771.72/16,195.50
  6. Step 6: Final answer
    x = 18,220.05

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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.