Home / 19,372.75-29,063.99-5,521.75

Finding the Fourth Proportional to 19,372.75, 29,063.99 and 5,521.75

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Solution

The fourth proportional to 19,372.75, 29,063.99 and 5,521.75 is: 8,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.75 : 29,063.99 = 5,521.75 : x
  2. Step 2: Convert to fraction form
    19,372.75/29,063.99 = 5,521.75/x
  3. Step 3: Cross multiply
    19,372.75x = 29,063.99 × 5,521.75
  4. Step 4: Simplify right side
    19,372.75x = 160,484,086.78
  5. Step 5: Solve for x
    x = 160,484,086.78/19,372.75
  6. Step 6: Final answer
    x = 8,284.01

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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.