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Finding the Fourth Proportional to 17,857.30, 24,593.08 and 17,469.88

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Solution

The fourth proportional to 17,857.30, 24,593.08 and 17,469.88 is: 24,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857.30 : 24,593.08 = 17,469.88 : x
  2. Step 2: Convert to fraction form
    17,857.30/24,593.08 = 17,469.88/x
  3. Step 3: Cross multiply
    17,857.30x = 24,593.08 × 17,469.88
  4. Step 4: Simplify right side
    17,857.30x = 429,638,156.43
  5. Step 5: Solve for x
    x = 429,638,156.43/17,857.30
  6. Step 6: Final answer
    x = 24,059.53

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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.