Home / 22,904.46-31,611.24-12,836.88

Finding the Fourth Proportional to 22,904.46, 31,611.24 and 12,836.88

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Solution

The fourth proportional to 22,904.46, 31,611.24 and 12,836.88 is: 17,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.46 : 31,611.24 = 12,836.88 : x
  2. Step 2: Convert to fraction form
    22,904.46/31,611.24 = 12,836.88/x
  3. Step 3: Cross multiply
    22,904.46x = 31,611.24 × 12,836.88
  4. Step 4: Simplify right side
    22,904.46x = 405,789,694.53
  5. Step 5: Solve for x
    x = 405,789,694.53/22,904.46
  6. Step 6: Final answer
    x = 17,716.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.