Home / 16,090.44-22,205.13-9,636.75

Finding the Fourth Proportional to 16,090.44, 22,205.13 and 9,636.75

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Solution

The fourth proportional to 16,090.44, 22,205.13 and 9,636.75 is: 13,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,090.44 : 22,205.13 = 9,636.75 : x
  2. Step 2: Convert to fraction form
    16,090.44/22,205.13 = 9,636.75/x
  3. Step 3: Cross multiply
    16,090.44x = 22,205.13 × 9,636.75
  4. Step 4: Simplify right side
    16,090.44x = 213,985,286.53
  5. Step 5: Solve for x
    x = 213,985,286.53/16,090.44
  6. Step 6: Final answer
    x = 13,298.91

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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.