Home / 16,272.20-24,408.30-9,705.80

Finding the Fourth Proportional to 16,272.20, 24,408.30 and 9,705.80

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Solution

The fourth proportional to 16,272.20, 24,408.30 and 9,705.80 is: 14,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.20 : 24,408.30 = 9,705.80 : x
  2. Step 2: Convert to fraction form
    16,272.20/24,408.30 = 9,705.80/x
  3. Step 3: Cross multiply
    16,272.20x = 24,408.30 × 9,705.80
  4. Step 4: Simplify right side
    16,272.20x = 236,902,078.14
  5. Step 5: Solve for x
    x = 236,902,078.14/16,272.20
  6. Step 6: Final answer
    x = 14,558.70

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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.