Home / 18,072.14-27,105.42-4,925.57

Finding the Fourth Proportional to 18,072.14, 27,105.42 and 4,925.57

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Solution

The fourth proportional to 18,072.14, 27,105.42 and 4,925.57 is: 7,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.14 : 27,105.42 = 4,925.57 : x
  2. Step 2: Convert to fraction form
    18,072.14/27,105.42 = 4,925.57/x
  3. Step 3: Cross multiply
    18,072.14x = 27,105.42 × 4,925.57
  4. Step 4: Simplify right side
    18,072.14x = 133,509,643.59
  5. Step 5: Solve for x
    x = 133,509,643.59/18,072.14
  6. Step 6: Final answer
    x = 7,387.59

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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.