Home / 29,121.16-43,649.78-16,613.91

Finding the Fourth Proportional to 29,121.16, 43,649.78 and 16,613.91

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Solution

The fourth proportional to 29,121.16, 43,649.78 and 16,613.91 is: 24,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.16 : 43,649.78 = 16,613.91 : x
  2. Step 2: Convert to fraction form
    29,121.16/43,649.78 = 16,613.91/x
  3. Step 3: Cross multiply
    29,121.16x = 43,649.78 × 16,613.91
  4. Step 4: Simplify right side
    29,121.16x = 725,193,495.67
  5. Step 5: Solve for x
    x = 725,193,495.67/29,121.16
  6. Step 6: Final answer
    x = 24,902.63

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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.