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Finding the Fourth Proportional to 29,963.39, 41,346.90 and 17,212.41

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Solution

The fourth proportional to 29,963.39, 41,346.90 and 17,212.41 is: 23,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963.39 : 41,346.90 = 17,212.41 : x
  2. Step 2: Convert to fraction form
    29,963.39/41,346.90 = 17,212.41/x
  3. Step 3: Cross multiply
    29,963.39x = 41,346.90 × 17,212.41
  4. Step 4: Simplify right side
    29,963.39x = 711,679,795.03
  5. Step 5: Solve for x
    x = 711,679,795.03/29,963.39
  6. Step 6: Final answer
    x = 23,751.65

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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.