Home / 21,676.92-29,895.66-16,653.24

Finding the Fourth Proportional to 21,676.92, 29,895.66 and 16,653.24

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Solution

The fourth proportional to 21,676.92, 29,895.66 and 16,653.24 is: 22,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,676.92 : 29,895.66 = 16,653.24 : x
  2. Step 2: Convert to fraction form
    21,676.92/29,895.66 = 16,653.24/x
  3. Step 3: Cross multiply
    21,676.92x = 29,895.66 × 16,653.24
  4. Step 4: Simplify right side
    21,676.92x = 497,859,600.94
  5. Step 5: Solve for x
    x = 497,859,600.94/21,676.92
  6. Step 6: Final answer
    x = 22,967.27

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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.