Home / 18,136.21-27,206.04-6,741.19

Finding the Fourth Proportional to 18,136.21, 27,206.04 and 6,741.19

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Solution

The fourth proportional to 18,136.21, 27,206.04 and 6,741.19 is: 10,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.21 : 27,206.04 = 6,741.19 : x
  2. Step 2: Convert to fraction form
    18,136.21/27,206.04 = 6,741.19/x
  3. Step 3: Cross multiply
    18,136.21x = 27,206.04 × 6,741.19
  4. Step 4: Simplify right side
    18,136.21x = 183,401,084.79
  5. Step 5: Solve for x
    x = 183,401,084.79/18,136.21
  6. Step 6: Final answer
    x = 10,112.43

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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.