Home / 16,091.24-22,202.29-9,718.87

Finding the Fourth Proportional to 16,091.24, 22,202.29 and 9,718.87

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Solution

The fourth proportional to 16,091.24, 22,202.29 and 9,718.87 is: 13,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.24 : 22,202.29 = 9,718.87 : x
  2. Step 2: Convert to fraction form
    16,091.24/22,202.29 = 9,718.87/x
  3. Step 3: Cross multiply
    16,091.24x = 22,202.29 × 9,718.87
  4. Step 4: Simplify right side
    16,091.24x = 215,781,170.21
  5. Step 5: Solve for x
    x = 215,781,170.21/16,091.24
  6. Step 6: Final answer
    x = 13,409.85

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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.