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Finding the Fourth Proportional to 17,330.42, 25,850.02 and 15,734.06

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Solution

The fourth proportional to 17,330.42, 25,850.02 and 15,734.06 is: 23,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,330.42 : 25,850.02 = 15,734.06 : x
  2. Step 2: Convert to fraction form
    17,330.42/25,850.02 = 15,734.06/x
  3. Step 3: Cross multiply
    17,330.42x = 25,850.02 × 15,734.06
  4. Step 4: Simplify right side
    17,330.42x = 406,725,636.43
  5. Step 5: Solve for x
    x = 406,725,636.43/17,330.42
  6. Step 6: Final answer
    x = 23,468.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.