Home / 26,157.12-39,235.68-11,365.44

Finding the Fourth Proportional to 26,157.12, 39,235.68 and 11,365.44

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Solution

The fourth proportional to 26,157.12, 39,235.68 and 11,365.44 is: 17,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.12 : 39,235.68 = 11,365.44 : x
  2. Step 2: Convert to fraction form
    26,157.12/39,235.68 = 11,365.44/x
  3. Step 3: Cross multiply
    26,157.12x = 39,235.68 × 11,365.44
  4. Step 4: Simplify right side
    26,157.12x = 445,930,766.90
  5. Step 5: Solve for x
    x = 445,930,766.90/26,157.12
  6. Step 6: Final answer
    x = 17,048.16

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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.