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Finding the Fourth Proportional to 18,522.69, 27,786.71 and 6,039.63

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Solution

The fourth proportional to 18,522.69, 27,786.71 and 6,039.63 is: 9,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.69 : 27,786.71 = 6,039.63 : x
  2. Step 2: Convert to fraction form
    18,522.69/27,786.71 = 6,039.63/x
  3. Step 3: Cross multiply
    18,522.69x = 27,786.71 × 6,039.63
  4. Step 4: Simplify right side
    18,522.69x = 167,821,462.42
  5. Step 5: Solve for x
    x = 167,821,462.42/18,522.69
  6. Step 6: Final answer
    x = 9,060.32

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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.