Home / 21,615.20-32,423.36-6,032.96

Finding the Fourth Proportional to 21,615.20, 32,423.36 and 6,032.96

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Solution

The fourth proportional to 21,615.20, 32,423.36 and 6,032.96 is: 9,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,615.20 : 32,423.36 = 6,032.96 : x
  2. Step 2: Convert to fraction form
    21,615.20/32,423.36 = 6,032.96/x
  3. Step 3: Cross multiply
    21,615.20x = 32,423.36 × 6,032.96
  4. Step 4: Simplify right side
    21,615.20x = 195,608,833.95
  5. Step 5: Solve for x
    x = 195,608,833.95/21,615.20
  6. Step 6: Final answer
    x = 9,049.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.