Home / 21,824.88-32,739.20-6,029.92

Finding the Fourth Proportional to 21,824.88, 32,739.20 and 6,029.92

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Solution

The fourth proportional to 21,824.88, 32,739.20 and 6,029.92 is: 9,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,824.88 : 32,739.20 = 6,029.92 : x
  2. Step 2: Convert to fraction form
    21,824.88/32,739.20 = 6,029.92/x
  3. Step 3: Cross multiply
    21,824.88x = 32,739.20 × 6,029.92
  4. Step 4: Simplify right side
    21,824.88x = 197,414,756.86
  5. Step 5: Solve for x
    x = 197,414,756.86/21,824.88
  6. Step 6: Final answer
    x = 9,045.40

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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.