Home / 18,072.23-27,114.32-11,401.02

Finding the Fourth Proportional to 18,072.23, 27,114.32 and 11,401.02

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Solution

The fourth proportional to 18,072.23, 27,114.32 and 11,401.02 is: 17,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.23 : 27,114.32 = 11,401.02 : x
  2. Step 2: Convert to fraction form
    18,072.23/27,114.32 = 11,401.02/x
  3. Step 3: Cross multiply
    18,072.23x = 27,114.32 × 11,401.02
  4. Step 4: Simplify right side
    18,072.23x = 309,130,847.60
  5. Step 5: Solve for x
    x = 309,130,847.60/18,072.23
  6. Step 6: Final answer
    x = 17,105.30

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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.