Home / 21,524.31-32,226.32-11,628.14

Finding the Fourth Proportional to 21,524.31, 32,226.32 and 11,628.14

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Solution

The fourth proportional to 21,524.31, 32,226.32 and 11,628.14 is: 17,409.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,524.31 : 32,226.32 = 11,628.14 : x
  2. Step 2: Convert to fraction form
    21,524.31/32,226.32 = 11,628.14/x
  3. Step 3: Cross multiply
    21,524.31x = 32,226.32 × 11,628.14
  4. Step 4: Simplify right side
    21,524.31x = 374,732,028.58
  5. Step 5: Solve for x
    x = 374,732,028.58/21,524.31
  6. Step 6: Final answer
    x = 17,409.71

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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.