Home / 16,279.74-24,422.53-5,755.87

Finding the Fourth Proportional to 16,279.74, 24,422.53 and 5,755.87

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Solution

The fourth proportional to 16,279.74, 24,422.53 and 5,755.87 is: 8,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.74 : 24,422.53 = 5,755.87 : x
  2. Step 2: Convert to fraction form
    16,279.74/24,422.53 = 5,755.87/x
  3. Step 3: Cross multiply
    16,279.74x = 24,422.53 × 5,755.87
  4. Step 4: Simplify right side
    16,279.74x = 140,572,869.81
  5. Step 5: Solve for x
    x = 140,572,869.81/16,279.74
  6. Step 6: Final answer
    x = 8,634.84

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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.