Home / 21,650.08-32,474.76-6,858.96

Finding the Fourth Proportional to 21,650.08, 32,474.76 and 6,858.96

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Solution

The fourth proportional to 21,650.08, 32,474.76 and 6,858.96 is: 10,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,650.08 : 32,474.76 = 6,858.96 : x
  2. Step 2: Convert to fraction form
    21,650.08/32,474.76 = 6,858.96/x
  3. Step 3: Cross multiply
    21,650.08x = 32,474.76 × 6,858.96
  4. Step 4: Simplify right side
    21,650.08x = 222,743,079.85
  5. Step 5: Solve for x
    x = 222,743,079.85/21,650.08
  6. Step 6: Final answer
    x = 10,288.33

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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.