Home / 17,840.72-26,758.20-5,531.60

Finding the Fourth Proportional to 17,840.72, 26,758.20 and 5,531.60

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Solution

The fourth proportional to 17,840.72, 26,758.20 and 5,531.60 is: 8,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.72 : 26,758.20 = 5,531.60 : x
  2. Step 2: Convert to fraction form
    17,840.72/26,758.20 = 5,531.60/x
  3. Step 3: Cross multiply
    17,840.72x = 26,758.20 × 5,531.60
  4. Step 4: Simplify right side
    17,840.72x = 148,015,659.12
  5. Step 5: Solve for x
    x = 148,015,659.12/17,840.72
  6. Step 6: Final answer
    x = 8,296.51

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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.