Home / 16,195.10-22,349.28-9,390.44

Finding the Fourth Proportional to 16,195.10, 22,349.28 and 9,390.44

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Solution

The fourth proportional to 16,195.10, 22,349.28 and 9,390.44 is: 12,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195.10 : 22,349.28 = 9,390.44 : x
  2. Step 2: Convert to fraction form
    16,195.10/22,349.28 = 9,390.44/x
  3. Step 3: Cross multiply
    16,195.10x = 22,349.28 × 9,390.44
  4. Step 4: Simplify right side
    16,195.10x = 209,869,572.88
  5. Step 5: Solve for x
    x = 209,869,572.88/16,195.10
  6. Step 6: Final answer
    x = 12,958.83

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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.