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Finding the Fourth Proportional to 29,894.72, 41,245.08 and 17,317.04

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Solution

The fourth proportional to 29,894.72, 41,245.08 and 17,317.04 is: 23,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,894.72 : 41,245.08 = 17,317.04 : x
  2. Step 2: Convert to fraction form
    29,894.72/41,245.08 = 17,317.04/x
  3. Step 3: Cross multiply
    29,894.72x = 41,245.08 × 17,317.04
  4. Step 4: Simplify right side
    29,894.72x = 714,242,700.16
  5. Step 5: Solve for x
    x = 714,242,700.16/29,894.72
  6. Step 6: Final answer
    x = 23,891.93

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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.