Home / 26,874.91-40,284.56-9,099.69

Finding the Fourth Proportional to 26,874.91, 40,284.56 and 9,099.69

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Solution

The fourth proportional to 26,874.91, 40,284.56 and 9,099.69 is: 13,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.91 : 40,284.56 = 9,099.69 : x
  2. Step 2: Convert to fraction form
    26,874.91/40,284.56 = 9,099.69/x
  3. Step 3: Cross multiply
    26,874.91x = 40,284.56 × 9,099.69
  4. Step 4: Simplify right side
    26,874.91x = 366,577,054.88
  5. Step 5: Solve for x
    x = 366,577,054.88/26,874.91
  6. Step 6: Final answer
    x = 13,640.12

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1.5x scale

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.