Home / 21,463.96-32,195.78-6,672.85

Finding the Fourth Proportional to 21,463.96, 32,195.78 and 6,672.85

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Solution

The fourth proportional to 21,463.96, 32,195.78 and 6,672.85 is: 10,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463.96 : 32,195.78 = 6,672.85 : x
  2. Step 2: Convert to fraction form
    21,463.96/32,195.78 = 6,672.85/x
  3. Step 3: Cross multiply
    21,463.96x = 32,195.78 × 6,672.85
  4. Step 4: Simplify right side
    21,463.96x = 214,837,610.57
  5. Step 5: Solve for x
    x = 214,837,610.57/21,463.96
  6. Step 6: Final answer
    x = 10,009.23

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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.