Home / 26,825.35-40,238.03-7,105.45

Finding the Fourth Proportional to 26,825.35, 40,238.03 and 7,105.45

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Solution

The fourth proportional to 26,825.35, 40,238.03 and 7,105.45 is: 10,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,825.35 : 40,238.03 = 7,105.45 : x
  2. Step 2: Convert to fraction form
    26,825.35/40,238.03 = 7,105.45/x
  3. Step 3: Cross multiply
    26,825.35x = 40,238.03 × 7,105.45
  4. Step 4: Simplify right side
    26,825.35x = 285,909,310.26
  5. Step 5: Solve for x
    x = 285,909,310.26/26,825.35
  6. Step 6: Final answer
    x = 10,658.18

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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.