Home / 26,861.22-40,284.54-9,321.48

Finding the Fourth Proportional to 26,861.22, 40,284.54 and 9,321.48

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Solution

The fourth proportional to 26,861.22, 40,284.54 and 9,321.48 is: 13,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.22 : 40,284.54 = 9,321.48 : x
  2. Step 2: Convert to fraction form
    26,861.22/40,284.54 = 9,321.48/x
  3. Step 3: Cross multiply
    26,861.22x = 40,284.54 × 9,321.48
  4. Step 4: Simplify right side
    26,861.22x = 375,511,533.92
  5. Step 5: Solve for x
    x = 375,511,533.92/26,861.22
  6. Step 6: Final answer
    x = 13,979.69

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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.