Home / 29,705.20-40,993.17-17,771.35

Finding the Fourth Proportional to 29,705.20, 40,993.17 and 17,771.35

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Solution

The fourth proportional to 29,705.20, 40,993.17 and 17,771.35 is: 24,524.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,705.20 : 40,993.17 = 17,771.35 : x
  2. Step 2: Convert to fraction form
    29,705.20/40,993.17 = 17,771.35/x
  3. Step 3: Cross multiply
    29,705.20x = 40,993.17 × 17,771.35
  4. Step 4: Simplify right side
    29,705.20x = 728,503,971.68
  5. Step 5: Solve for x
    x = 728,503,971.68/29,705.20
  6. Step 6: Final answer
    x = 24,524.46

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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.