Home / 18,146.57-27,230.25-7,051.82

Finding the Fourth Proportional to 18,146.57, 27,230.25 and 7,051.82

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Solution

The fourth proportional to 18,146.57, 27,230.25 and 7,051.82 is: 10,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.57 : 27,230.25 = 7,051.82 : x
  2. Step 2: Convert to fraction form
    18,146.57/27,230.25 = 7,051.82/x
  3. Step 3: Cross multiply
    18,146.57x = 27,230.25 × 7,051.82
  4. Step 4: Simplify right side
    18,146.57x = 192,022,821.56
  5. Step 5: Solve for x
    x = 192,022,821.56/18,146.57
  6. Step 6: Final answer
    x = 10,581.77

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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.