Home / 21,449.46-32,163.22-8,966.08

Finding the Fourth Proportional to 21,449.46, 32,163.22 and 8,966.08

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Solution

The fourth proportional to 21,449.46, 32,163.22 and 8,966.08 is: 13,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449.46 : 32,163.22 = 8,966.08 : x
  2. Step 2: Convert to fraction form
    21,449.46/32,163.22 = 8,966.08/x
  3. Step 3: Cross multiply
    21,449.46x = 32,163.22 × 8,966.08
  4. Step 4: Simplify right side
    21,449.46x = 288,378,003.58
  5. Step 5: Solve for x
    x = 288,378,003.58/21,449.46
  6. Step 6: Final answer
    x = 13,444.53

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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.