Home / 21,669.96-32,470.82-16,751.64

Finding the Fourth Proportional to 21,669.96, 32,470.82 and 16,751.64

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Solution

The fourth proportional to 21,669.96, 32,470.82 and 16,751.64 is: 25,101.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,669.96 : 32,470.82 = 16,751.64 : x
  2. Step 2: Convert to fraction form
    21,669.96/32,470.82 = 16,751.64/x
  3. Step 3: Cross multiply
    21,669.96x = 32,470.82 × 16,751.64
  4. Step 4: Simplify right side
    21,669.96x = 543,939,487.14
  5. Step 5: Solve for x
    x = 543,939,487.14/21,669.96
  6. Step 6: Final answer
    x = 25,101.08

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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.