Home / 21,768.24-32,658.30-6,186

Finding the Fourth Proportional to 21,768.24, 32,658.30 and 6,186

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Solution

The fourth proportional to 21,768.24, 32,658.30 and 6,186 is: 9,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,768.24 : 32,658.30 = 6,186 : x
  2. Step 2: Convert to fraction form
    21,768.24/32,658.30 = 6,186/x
  3. Step 3: Cross multiply
    21,768.24x = 32,658.30 × 6,186
  4. Step 4: Simplify right side
    21,768.24x = 202,024,243.80
  5. Step 5: Solve for x
    x = 202,024,243.80/21,768.24
  6. Step 6: Final answer
    x = 9,280.69

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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.