Home / 26,832.23-40,248.71-8,112.42

Finding the Fourth Proportional to 26,832.23, 40,248.71 and 8,112.42

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Solution

The fourth proportional to 26,832.23, 40,248.71 and 8,112.42 is: 12,168.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,832.23 : 40,248.71 = 8,112.42 : x
  2. Step 2: Convert to fraction form
    26,832.23/40,248.71 = 8,112.42/x
  3. Step 3: Cross multiply
    26,832.23x = 40,248.71 × 8,112.42
  4. Step 4: Simplify right side
    26,832.23x = 326,514,399.42
  5. Step 5: Solve for x
    x = 326,514,399.42/26,832.23
  6. Step 6: Final answer
    x = 12,168.74

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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.