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Finding the Fourth Proportional to 17,882.55, 26,838 and 9,455.04

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Solution

The fourth proportional to 17,882.55, 26,838 and 9,455.04 is: 14,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.55 : 26,838 = 9,455.04 : x
  2. Step 2: Convert to fraction form
    17,882.55/26,838 = 9,455.04/x
  3. Step 3: Cross multiply
    17,882.55x = 26,838 × 9,455.04
  4. Step 4: Simplify right side
    17,882.55x = 253,754,363.52
  5. Step 5: Solve for x
    x = 253,754,363.52/17,882.55
  6. Step 6: Final answer
    x = 14,190.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.