Home / 26,837.90-40,257.22-8,118.08

Finding the Fourth Proportional to 26,837.90, 40,257.22 and 8,118.08

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Solution

The fourth proportional to 26,837.90, 40,257.22 and 8,118.08 is: 12,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,837.90 : 40,257.22 = 8,118.08 : x
  2. Step 2: Convert to fraction form
    26,837.90/40,257.22 = 8,118.08/x
  3. Step 3: Cross multiply
    26,837.90x = 40,257.22 × 8,118.08
  4. Step 4: Simplify right side
    26,837.90x = 326,811,332.54
  5. Step 5: Solve for x
    x = 326,811,332.54/26,837.90
  6. Step 6: Final answer
    x = 12,177.23

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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.