Home / 18,132.14-27,172.89-9,794.18

Finding the Fourth Proportional to 18,132.14, 27,172.89 and 9,794.18

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Solution

The fourth proportional to 18,132.14, 27,172.89 and 9,794.18 is: 14,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.14 : 27,172.89 = 9,794.18 : x
  2. Step 2: Convert to fraction form
    18,132.14/27,172.89 = 9,794.18/x
  3. Step 3: Cross multiply
    18,132.14x = 27,172.89 × 9,794.18
  4. Step 4: Simplify right side
    18,132.14x = 266,136,039.92
  5. Step 5: Solve for x
    x = 266,136,039.92/18,132.14
  6. Step 6: Final answer
    x = 14,677.59

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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.