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Finding the Fourth Proportional to 29,662.35, 40,917.20 and 17,084.91

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Solution

The fourth proportional to 29,662.35, 40,917.20 and 17,084.91 is: 23,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,662.35 : 40,917.20 = 17,084.91 : x
  2. Step 2: Convert to fraction form
    29,662.35/40,917.20 = 17,084.91/x
  3. Step 3: Cross multiply
    29,662.35x = 40,917.20 × 17,084.91
  4. Step 4: Simplify right side
    29,662.35x = 699,066,594.03
  5. Step 5: Solve for x
    x = 699,066,594.03/29,662.35
  6. Step 6: Final answer
    x = 23,567.47

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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.