Home / 17,625.52-26,439.20-4,478

Finding the Fourth Proportional to 17,625.52, 26,439.20 and 4,478

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Solution

The fourth proportional to 17,625.52, 26,439.20 and 4,478 is: 6,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.52 : 26,439.20 = 4,478 : x
  2. Step 2: Convert to fraction form
    17,625.52/26,439.20 = 4,478/x
  3. Step 3: Cross multiply
    17,625.52x = 26,439.20 × 4,478
  4. Step 4: Simplify right side
    17,625.52x = 118,394,737.60
  5. Step 5: Solve for x
    x = 118,394,737.60/17,625.52
  6. Step 6: Final answer
    x = 6,717.23

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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.