Home / 21,676.96-32,629.40-16,546.72

Finding the Fourth Proportional to 21,676.96, 32,629.40 and 16,546.72

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Solution

The fourth proportional to 21,676.96, 32,629.40 and 16,546.72 is: 24,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,676.96 : 32,629.40 = 16,546.72 : x
  2. Step 2: Convert to fraction form
    21,676.96/32,629.40 = 16,546.72/x
  3. Step 3: Cross multiply
    21,676.96x = 32,629.40 × 16,546.72
  4. Step 4: Simplify right side
    21,676.96x = 539,909,545.57
  5. Step 5: Solve for x
    x = 539,909,545.57/21,676.96
  6. Step 6: Final answer
    x = 24,907.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.