Home / 27,048.62-37,274.34-19,480.68

Finding the Fourth Proportional to 27,048.62, 37,274.34 and 19,480.68

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Solution

The fourth proportional to 27,048.62, 37,274.34 and 19,480.68 is: 26,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.62 : 37,274.34 = 19,480.68 : x
  2. Step 2: Convert to fraction form
    27,048.62/37,274.34 = 19,480.68/x
  3. Step 3: Cross multiply
    27,048.62x = 37,274.34 × 19,480.68
  4. Step 4: Simplify right side
    27,048.62x = 726,129,489.75
  5. Step 5: Solve for x
    x = 726,129,489.75/27,048.62
  6. Step 6: Final answer
    x = 26,845.34

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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.