Home / 27,121.84-37,411.57-17,923.38

Finding the Fourth Proportional to 27,121.84, 37,411.57 and 17,923.38

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Solution

The fourth proportional to 27,121.84, 37,411.57 and 17,923.38 is: 24,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,121.84 : 37,411.57 = 17,923.38 : x
  2. Step 2: Convert to fraction form
    27,121.84/37,411.57 = 17,923.38/x
  3. Step 3: Cross multiply
    27,121.84x = 37,411.57 × 17,923.38
  4. Step 4: Simplify right side
    27,121.84x = 670,541,667.62
  5. Step 5: Solve for x
    x = 670,541,667.62/27,121.84
  6. Step 6: Final answer
    x = 24,723.31

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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.