Home / 16,205.30-24,270.19-15,644.07

Finding the Fourth Proportional to 16,205.30, 24,270.19 and 15,644.07

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Solution

The fourth proportional to 16,205.30, 24,270.19 and 15,644.07 is: 23,429.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,205.30 : 24,270.19 = 15,644.07 : x
  2. Step 2: Convert to fraction form
    16,205.30/24,270.19 = 15,644.07/x
  3. Step 3: Cross multiply
    16,205.30x = 24,270.19 × 15,644.07
  4. Step 4: Simplify right side
    16,205.30x = 379,684,551.27
  5. Step 5: Solve for x
    x = 379,684,551.27/16,205.30
  6. Step 6: Final answer
    x = 23,429.65

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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.