Home / 23,758.03-32,785.05-13,147.03

Finding the Fourth Proportional to 23,758.03, 32,785.05 and 13,147.03

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Solution

The fourth proportional to 23,758.03, 32,785.05 and 13,147.03 is: 18,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,758.03 : 32,785.05 = 13,147.03 : x
  2. Step 2: Convert to fraction form
    23,758.03/32,785.05 = 13,147.03/x
  3. Step 3: Cross multiply
    23,758.03x = 32,785.05 × 13,147.03
  4. Step 4: Simplify right side
    23,758.03x = 431,026,035.90
  5. Step 5: Solve for x
    x = 431,026,035.90/23,758.03
  6. Step 6: Final answer
    x = 18,142.33

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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.