Home / 26,857.24-40,284.06-8,137.80

Finding the Fourth Proportional to 26,857.24, 40,284.06 and 8,137.80

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Solution

The fourth proportional to 26,857.24, 40,284.06 and 8,137.80 is: 12,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.24 : 40,284.06 = 8,137.80 : x
  2. Step 2: Convert to fraction form
    26,857.24/40,284.06 = 8,137.80/x
  3. Step 3: Cross multiply
    26,857.24x = 40,284.06 × 8,137.80
  4. Step 4: Simplify right side
    26,857.24x = 327,823,623.47
  5. Step 5: Solve for x
    x = 327,823,623.47/26,857.24
  6. Step 6: Final answer
    x = 12,206.15

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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.