Home / 27,121.08-37,469.88-25,644.72

Finding the Fourth Proportional to 27,121.08, 37,469.88 and 25,644.72

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Solution

The fourth proportional to 27,121.08, 37,469.88 and 25,644.72 is: 35,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,121.08 : 37,469.88 = 25,644.72 : x
  2. Step 2: Convert to fraction form
    27,121.08/37,469.88 = 25,644.72/x
  3. Step 3: Cross multiply
    27,121.08x = 37,469.88 × 25,644.72
  4. Step 4: Simplify right side
    27,121.08x = 960,904,581.03
  5. Step 5: Solve for x
    x = 960,904,581.03/27,121.08
  6. Step 6: Final answer
    x = 35,430.17

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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.