Home / 16,091.21-22,207.18-8,923.37

Finding the Fourth Proportional to 16,091.21, 22,207.18 and 8,923.37

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Solution

The fourth proportional to 16,091.21, 22,207.18 and 8,923.37 is: 12,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.21 : 22,207.18 = 8,923.37 : x
  2. Step 2: Convert to fraction form
    16,091.21/22,207.18 = 8,923.37/x
  3. Step 3: Cross multiply
    16,091.21x = 22,207.18 × 8,923.37
  4. Step 4: Simplify right side
    16,091.21x = 198,162,892.10
  5. Step 5: Solve for x
    x = 198,162,892.10/16,091.21
  6. Step 6: Final answer
    x = 12,314.98

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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.