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Finding the Fourth Proportional to 26,874.20, 40,262.70 and 22,986.20

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Solution

The fourth proportional to 26,874.20, 40,262.70 and 22,986.20 is: 34,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.20 : 40,262.70 = 22,986.20 : x
  2. Step 2: Convert to fraction form
    26,874.20/40,262.70 = 22,986.20/x
  3. Step 3: Cross multiply
    26,874.20x = 40,262.70 × 22,986.20
  4. Step 4: Simplify right side
    26,874.20x = 925,486,474.74
  5. Step 5: Solve for x
    x = 925,486,474.74/26,874.20
  6. Step 6: Final answer
    x = 34,437.73

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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.