Home / 21,747.86-32,623.38-6,753.02

Finding the Fourth Proportional to 21,747.86, 32,623.38 and 6,753.02

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Solution

The fourth proportional to 21,747.86, 32,623.38 and 6,753.02 is: 10,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747.86 : 32,623.38 = 6,753.02 : x
  2. Step 2: Convert to fraction form
    21,747.86/32,623.38 = 6,753.02/x
  3. Step 3: Cross multiply
    21,747.86x = 32,623.38 × 6,753.02
  4. Step 4: Simplify right side
    21,747.86x = 220,306,174.49
  5. Step 5: Solve for x
    x = 220,306,174.49/21,747.86
  6. Step 6: Final answer
    x = 10,130.02

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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.