Home / 26,979.49-40,453.57-8,254.18

Finding the Fourth Proportional to 26,979.49, 40,453.57 and 8,254.18

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Solution

The fourth proportional to 26,979.49, 40,453.57 and 8,254.18 is: 12,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.49 : 40,453.57 = 8,254.18 : x
  2. Step 2: Convert to fraction form
    26,979.49/40,453.57 = 8,254.18/x
  3. Step 3: Cross multiply
    26,979.49x = 40,453.57 × 8,254.18
  4. Step 4: Simplify right side
    26,979.49x = 333,910,804.88
  5. Step 5: Solve for x
    x = 333,910,804.88/26,979.49
  6. Step 6: Final answer
    x = 12,376.47

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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.