Home / 16,661.52-22,961.25-11,937.60

Finding the Fourth Proportional to 16,661.52, 22,961.25 and 11,937.60

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Solution

The fourth proportional to 16,661.52, 22,961.25 and 11,937.60 is: 16,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.52 : 22,961.25 = 11,937.60 : x
  2. Step 2: Convert to fraction form
    16,661.52/22,961.25 = 11,937.60/x
  3. Step 3: Cross multiply
    16,661.52x = 22,961.25 × 11,937.60
  4. Step 4: Simplify right side
    16,661.52x = 274,102,218
  5. Step 5: Solve for x
    x = 274,102,218/16,661.52
  6. Step 6: Final answer
    x = 16,451.21

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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.