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Finding the Fourth Proportional to 17,997.92, 27,005.08 and 9,238.99

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Solution

The fourth proportional to 17,997.92, 27,005.08 and 9,238.99 is: 13,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.92 : 27,005.08 = 9,238.99 : x
  2. Step 2: Convert to fraction form
    17,997.92/27,005.08 = 9,238.99/x
  3. Step 3: Cross multiply
    17,997.92x = 27,005.08 × 9,238.99
  4. Step 4: Simplify right side
    17,997.92x = 249,499,505.95
  5. Step 5: Solve for x
    x = 249,499,505.95/17,997.92
  6. Step 6: Final answer
    x = 13,862.69

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1.5x scale

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.