Home / 21,233.22-31,850.30-7,723.94

Finding the Fourth Proportional to 21,233.22, 31,850.30 and 7,723.94

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Solution

The fourth proportional to 21,233.22, 31,850.30 and 7,723.94 is: 11,586.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,233.22 : 31,850.30 = 7,723.94 : x
  2. Step 2: Convert to fraction form
    21,233.22/31,850.30 = 7,723.94/x
  3. Step 3: Cross multiply
    21,233.22x = 31,850.30 × 7,723.94
  4. Step 4: Simplify right side
    21,233.22x = 246,009,806.18
  5. Step 5: Solve for x
    x = 246,009,806.18/21,233.22
  6. Step 6: Final answer
    x = 11,586.08

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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.