Home / 16,081.36-22,190.28-9,006.64

Finding the Fourth Proportional to 16,081.36, 22,190.28 and 9,006.64

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Solution

The fourth proportional to 16,081.36, 22,190.28 and 9,006.64 is: 12,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,081.36 : 22,190.28 = 9,006.64 : x
  2. Step 2: Convert to fraction form
    16,081.36/22,190.28 = 9,006.64/x
  3. Step 3: Cross multiply
    16,081.36x = 22,190.28 × 9,006.64
  4. Step 4: Simplify right side
    16,081.36x = 199,859,863.46
  5. Step 5: Solve for x
    x = 199,859,863.46/16,081.36
  6. Step 6: Final answer
    x = 12,428.04

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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.