Home / 21,044.85-29,041.86-11,613.41

Finding the Fourth Proportional to 21,044.85, 29,041.86 and 11,613.41

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Solution

The fourth proportional to 21,044.85, 29,041.86 and 11,613.41 is: 16,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.85 : 29,041.86 = 11,613.41 : x
  2. Step 2: Convert to fraction form
    21,044.85/29,041.86 = 11,613.41/x
  3. Step 3: Cross multiply
    21,044.85x = 29,041.86 × 11,613.41
  4. Step 4: Simplify right side
    21,044.85x = 337,274,882.13
  5. Step 5: Solve for x
    x = 337,274,882.13/21,044.85
  6. Step 6: Final answer
    x = 16,026.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.