Home / 16,004.12-22,087.68-9,288.30

Finding the Fourth Proportional to 16,004.12, 22,087.68 and 9,288.30

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Solution

The fourth proportional to 16,004.12, 22,087.68 and 9,288.30 is: 12,819.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,004.12 : 22,087.68 = 9,288.30 : x
  2. Step 2: Convert to fraction form
    16,004.12/22,087.68 = 9,288.30/x
  3. Step 3: Cross multiply
    16,004.12x = 22,087.68 × 9,288.30
  4. Step 4: Simplify right side
    16,004.12x = 205,156,998.14
  5. Step 5: Solve for x
    x = 205,156,998.14/16,004.12
  6. Step 6: Final answer
    x = 12,819.01

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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.