Home / 27,737.54-38,272.80-16,401.35

Finding the Fourth Proportional to 27,737.54, 38,272.80 and 16,401.35

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Solution

The fourth proportional to 27,737.54, 38,272.80 and 16,401.35 is: 22,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.54 : 38,272.80 = 16,401.35 : x
  2. Step 2: Convert to fraction form
    27,737.54/38,272.80 = 16,401.35/x
  3. Step 3: Cross multiply
    27,737.54x = 38,272.80 × 16,401.35
  4. Step 4: Simplify right side
    27,737.54x = 627,725,745.47
  5. Step 5: Solve for x
    x = 627,725,745.47/27,737.54
  6. Step 6: Final answer
    x = 22,630.91

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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.