Home / 18,072.80-24,939.87-10,114.82

Finding the Fourth Proportional to 18,072.80, 24,939.87 and 10,114.82

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Solution

The fourth proportional to 18,072.80, 24,939.87 and 10,114.82 is: 13,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.80 : 24,939.87 = 10,114.82 : x
  2. Step 2: Convert to fraction form
    18,072.80/24,939.87 = 10,114.82/x
  3. Step 3: Cross multiply
    18,072.80x = 24,939.87 × 10,114.82
  4. Step 4: Simplify right side
    18,072.80x = 252,262,295.87
  5. Step 5: Solve for x
    x = 252,262,295.87/18,072.80
  6. Step 6: Final answer
    x = 13,958.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.