Home / 32,249.22-48,349.32-21,158.70

Finding the Fourth Proportional to 32,249.22, 48,349.32 and 21,158.70

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Solution

The fourth proportional to 32,249.22, 48,349.32 and 21,158.70 is: 31,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,249.22 : 48,349.32 = 21,158.70 : x
  2. Step 2: Convert to fraction form
    32,249.22/48,349.32 = 21,158.70/x
  3. Step 3: Cross multiply
    32,249.22x = 48,349.32 × 21,158.70
  4. Step 4: Simplify right side
    32,249.22x = 1,023,008,757.08
  5. Step 5: Solve for x
    x = 1,023,008,757.08/32,249.22
  6. Step 6: Final answer
    x = 31,721.97

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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.