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Finding the Fourth Proportional to 18,034.62, 27,061.66 and 8,800.62

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Solution

The fourth proportional to 18,034.62, 27,061.66 and 8,800.62 is: 13,205.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.62 : 27,061.66 = 8,800.62 : x
  2. Step 2: Convert to fraction form
    18,034.62/27,061.66 = 8,800.62/x
  3. Step 3: Cross multiply
    18,034.62x = 27,061.66 × 8,800.62
  4. Step 4: Simplify right side
    18,034.62x = 238,159,386.23
  5. Step 5: Solve for x
    x = 238,159,386.23/18,034.62
  6. Step 6: Final answer
    x = 13,205.68

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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.