Home / 16,310.43-22,508.69-9,238.32

Finding the Fourth Proportional to 16,310.43, 22,508.69 and 9,238.32

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Solution

The fourth proportional to 16,310.43, 22,508.69 and 9,238.32 is: 12,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,310.43 : 22,508.69 = 9,238.32 : x
  2. Step 2: Convert to fraction form
    16,310.43/22,508.69 = 9,238.32/x
  3. Step 3: Cross multiply
    16,310.43x = 22,508.69 × 9,238.32
  4. Step 4: Simplify right side
    16,310.43x = 207,942,481.00
  5. Step 5: Solve for x
    x = 207,942,481.00/16,310.43
  6. Step 6: Final answer
    x = 12,749.05

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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.