Home / 21,760.62-32,636.61-6,174.06

Finding the Fourth Proportional to 21,760.62, 32,636.61 and 6,174.06

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Solution

The fourth proportional to 21,760.62, 32,636.61 and 6,174.06 is: 9,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,760.62 : 32,636.61 = 6,174.06 : x
  2. Step 2: Convert to fraction form
    21,760.62/32,636.61 = 6,174.06/x
  3. Step 3: Cross multiply
    21,760.62x = 32,636.61 × 6,174.06
  4. Step 4: Simplify right side
    21,760.62x = 201,500,388.34
  5. Step 5: Solve for x
    x = 201,500,388.34/21,760.62
  6. Step 6: Final answer
    x = 9,259.86

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1.5x scale

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.