Home / 21,548.86-32,293.80-16,279.54

Finding the Fourth Proportional to 21,548.86, 32,293.80 and 16,279.54

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Solution

The fourth proportional to 21,548.86, 32,293.80 and 16,279.54 is: 24,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.86 : 32,293.80 = 16,279.54 : x
  2. Step 2: Convert to fraction form
    21,548.86/32,293.80 = 16,279.54/x
  3. Step 3: Cross multiply
    21,548.86x = 32,293.80 × 16,279.54
  4. Step 4: Simplify right side
    21,548.86x = 525,728,208.85
  5. Step 5: Solve for x
    x = 525,728,208.85/21,548.86
  6. Step 6: Final answer
    x = 24,397.03

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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.