Home / 16,104.14-22,226.90-9,390.84

Finding the Fourth Proportional to 16,104.14, 22,226.90 and 9,390.84

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Solution

The fourth proportional to 16,104.14, 22,226.90 and 9,390.84 is: 12,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,104.14 : 22,226.90 = 9,390.84 : x
  2. Step 2: Convert to fraction form
    16,104.14/22,226.90 = 9,390.84/x
  3. Step 3: Cross multiply
    16,104.14x = 22,226.90 × 9,390.84
  4. Step 4: Simplify right side
    16,104.14x = 208,729,261.60
  5. Step 5: Solve for x
    x = 208,729,261.60/16,104.14
  6. Step 6: Final answer
    x = 12,961.22

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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.