Home / 21,946.56-32,926.22-7,906.32

Finding the Fourth Proportional to 21,946.56, 32,926.22 and 7,906.32

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Solution

The fourth proportional to 21,946.56, 32,926.22 and 7,906.32 is: 11,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946.56 : 32,926.22 = 7,906.32 : x
  2. Step 2: Convert to fraction form
    21,946.56/32,926.22 = 7,906.32/x
  3. Step 3: Cross multiply
    21,946.56x = 32,926.22 × 7,906.32
  4. Step 4: Simplify right side
    21,946.56x = 260,325,192.18
  5. Step 5: Solve for x
    x = 260,325,192.18/21,946.56
  6. Step 6: Final answer
    x = 11,861.78

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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.