Home / 27,400.62-37,812.24-15,463.65

Finding the Fourth Proportional to 27,400.62, 37,812.24 and 15,463.65

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Solution

The fourth proportional to 27,400.62, 37,812.24 and 15,463.65 is: 21,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.62 : 37,812.24 = 15,463.65 : x
  2. Step 2: Convert to fraction form
    27,400.62/37,812.24 = 15,463.65/x
  3. Step 3: Cross multiply
    27,400.62x = 37,812.24 × 15,463.65
  4. Step 4: Simplify right side
    27,400.62x = 584,715,245.08
  5. Step 5: Solve for x
    x = 584,715,245.08/27,400.62
  6. Step 6: Final answer
    x = 21,339.49

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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.