Home / 18,166.16-27,261.83-7,072.94

Finding the Fourth Proportional to 18,166.16, 27,261.83 and 7,072.94

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Solution

The fourth proportional to 18,166.16, 27,261.83 and 7,072.94 is: 10,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.16 : 27,261.83 = 7,072.94 : x
  2. Step 2: Convert to fraction form
    18,166.16/27,261.83 = 7,072.94/x
  3. Step 3: Cross multiply
    18,166.16x = 27,261.83 × 7,072.94
  4. Step 4: Simplify right side
    18,166.16x = 192,821,373.72
  5. Step 5: Solve for x
    x = 192,821,373.72/18,166.16
  6. Step 6: Final answer
    x = 10,614.32

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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.