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Finding the Fourth Proportional to 18,133.97, 25,050.11 and 17,247.23

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Solution

The fourth proportional to 18,133.97, 25,050.11 and 17,247.23 is: 23,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.97 : 25,050.11 = 17,247.23 : x
  2. Step 2: Convert to fraction form
    18,133.97/25,050.11 = 17,247.23/x
  3. Step 3: Cross multiply
    18,133.97x = 25,050.11 × 17,247.23
  4. Step 4: Simplify right side
    18,133.97x = 432,045,035.13
  5. Step 5: Solve for x
    x = 432,045,035.13/18,133.97
  6. Step 6: Final answer
    x = 23,825.17

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Half scale
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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.