Home / 26,823.42-40,233.11-8,102.97

Finding the Fourth Proportional to 26,823.42, 40,233.11 and 8,102.97

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Solution

The fourth proportional to 26,823.42, 40,233.11 and 8,102.97 is: 12,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,823.42 : 40,233.11 = 8,102.97 : x
  2. Step 2: Convert to fraction form
    26,823.42/40,233.11 = 8,102.97/x
  3. Step 3: Cross multiply
    26,823.42x = 40,233.11 × 8,102.97
  4. Step 4: Simplify right side
    26,823.42x = 326,007,642.82
  5. Step 5: Solve for x
    x = 326,007,642.82/26,823.42
  6. Step 6: Final answer
    x = 12,153.84

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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.