Home / 26,733.52-40,078.64-11,162.80

Finding the Fourth Proportional to 26,733.52, 40,078.64 and 11,162.80

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Solution

The fourth proportional to 26,733.52, 40,078.64 and 11,162.80 is: 16,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.52 : 40,078.64 = 11,162.80 : x
  2. Step 2: Convert to fraction form
    26,733.52/40,078.64 = 11,162.80/x
  3. Step 3: Cross multiply
    26,733.52x = 40,078.64 × 11,162.80
  4. Step 4: Simplify right side
    26,733.52x = 447,389,842.59
  5. Step 5: Solve for x
    x = 447,389,842.59/26,733.52
  6. Step 6: Final answer
    x = 16,735.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.