Home / 17,840.64-26,801.97-12,587.73

Finding the Fourth Proportional to 17,840.64, 26,801.97 and 12,587.73

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Solution

The fourth proportional to 17,840.64, 26,801.97 and 12,587.73 is: 18,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.64 : 26,801.97 = 12,587.73 : x
  2. Step 2: Convert to fraction form
    17,840.64/26,801.97 = 12,587.73/x
  3. Step 3: Cross multiply
    17,840.64x = 26,801.97 × 12,587.73
  4. Step 4: Simplify right side
    17,840.64x = 337,375,961.83
  5. Step 5: Solve for x
    x = 337,375,961.83/17,840.64
  6. Step 6: Final answer
    x = 18,910.53

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1.5x scale

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.