Home / 16,189.08-22,340.70-9,018.96

Finding the Fourth Proportional to 16,189.08, 22,340.70 and 9,018.96

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Solution

The fourth proportional to 16,189.08, 22,340.70 and 9,018.96 is: 12,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,189.08 : 22,340.70 = 9,018.96 : x
  2. Step 2: Convert to fraction form
    16,189.08/22,340.70 = 9,018.96/x
  3. Step 3: Cross multiply
    16,189.08x = 22,340.70 × 9,018.96
  4. Step 4: Simplify right side
    16,189.08x = 201,489,879.67
  5. Step 5: Solve for x
    x = 201,489,879.67/16,189.08
  6. Step 6: Final answer
    x = 12,446.04

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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.