Home / 19,532.79-29,295.99-5,493.78

Finding the Fourth Proportional to 19,532.79, 29,295.99 and 5,493.78

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Solution

The fourth proportional to 19,532.79, 29,295.99 and 5,493.78 is: 8,239.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532.79 : 29,295.99 = 5,493.78 : x
  2. Step 2: Convert to fraction form
    19,532.79/29,295.99 = 5,493.78/x
  3. Step 3: Cross multiply
    19,532.79x = 29,295.99 × 5,493.78
  4. Step 4: Simplify right side
    19,532.79x = 160,945,723.94
  5. Step 5: Solve for x
    x = 160,945,723.94/19,532.79
  6. Step 6: Final answer
    x = 8,239.77

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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.