Home / 21,764.89-32,626.62-6,964.26

Finding the Fourth Proportional to 21,764.89, 32,626.62 and 6,964.26

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Solution

The fourth proportional to 21,764.89, 32,626.62 and 6,964.26 is: 10,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,764.89 : 32,626.62 = 6,964.26 : x
  2. Step 2: Convert to fraction form
    21,764.89/32,626.62 = 6,964.26/x
  3. Step 3: Cross multiply
    21,764.89x = 32,626.62 × 6,964.26
  4. Step 4: Simplify right side
    21,764.89x = 227,220,264.60
  5. Step 5: Solve for x
    x = 227,220,264.60/21,764.89
  6. Step 6: Final answer
    x = 10,439.76

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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.