Home / 29,358.58-43,981.18-17,521.80

Finding the Fourth Proportional to 29,358.58, 43,981.18 and 17,521.80

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Solution

The fourth proportional to 29,358.58, 43,981.18 and 17,521.80 is: 26,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.58 : 43,981.18 = 17,521.80 : x
  2. Step 2: Convert to fraction form
    29,358.58/43,981.18 = 17,521.80/x
  3. Step 3: Cross multiply
    29,358.58x = 43,981.18 × 17,521.80
  4. Step 4: Simplify right side
    29,358.58x = 770,629,439.72
  5. Step 5: Solve for x
    x = 770,629,439.72/29,358.58
  6. Step 6: Final answer
    x = 26,248.87

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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.