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Finding the Fourth Proportional to 18,549.29, 27,825.66 and 6,069.39

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Solution

The fourth proportional to 18,549.29, 27,825.66 and 6,069.39 is: 9,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.29 : 27,825.66 = 6,069.39 : x
  2. Step 2: Convert to fraction form
    18,549.29/27,825.66 = 6,069.39/x
  3. Step 3: Cross multiply
    18,549.29x = 27,825.66 × 6,069.39
  4. Step 4: Simplify right side
    18,549.29x = 168,884,782.55
  5. Step 5: Solve for x
    x = 168,884,782.55/18,549.29
  6. Step 6: Final answer
    x = 9,104.65

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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.