Home / 29,546.60-40,778.24-18,792.48

Finding the Fourth Proportional to 29,546.60, 40,778.24 and 18,792.48

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Solution

The fourth proportional to 29,546.60, 40,778.24 and 18,792.48 is: 25,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,546.60 : 40,778.24 = 18,792.48 : x
  2. Step 2: Convert to fraction form
    29,546.60/40,778.24 = 18,792.48/x
  3. Step 3: Cross multiply
    29,546.60x = 40,778.24 × 18,792.48
  4. Step 4: Simplify right side
    29,546.60x = 766,324,259.64
  5. Step 5: Solve for x
    x = 766,324,259.64/29,546.60
  6. Step 6: Final answer
    x = 25,936.12

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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.