Home / 27,623.92-38,120.94-15,048.64

Finding the Fourth Proportional to 27,623.92, 38,120.94 and 15,048.64

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Solution

The fourth proportional to 27,623.92, 38,120.94 and 15,048.64 is: 20,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.92 : 38,120.94 = 15,048.64 : x
  2. Step 2: Convert to fraction form
    27,623.92/38,120.94 = 15,048.64/x
  3. Step 3: Cross multiply
    27,623.92x = 38,120.94 × 15,048.64
  4. Step 4: Simplify right side
    27,623.92x = 573,668,302.52
  5. Step 5: Solve for x
    x = 573,668,302.52/27,623.92
  6. Step 6: Final answer
    x = 20,767.09

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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.