Home / 27,623.33-38,120.21-15,048.08

Finding the Fourth Proportional to 27,623.33, 38,120.21 and 15,048.08

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Solution

The fourth proportional to 27,623.33, 38,120.21 and 15,048.08 is: 20,766.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.33 : 38,120.21 = 15,048.08 : x
  2. Step 2: Convert to fraction form
    27,623.33/38,120.21 = 15,048.08/x
  3. Step 3: Cross multiply
    27,623.33x = 38,120.21 × 15,048.08
  4. Step 4: Simplify right side
    27,623.33x = 573,635,969.70
  5. Step 5: Solve for x
    x = 573,635,969.70/27,623.33
  6. Step 6: Final answer
    x = 20,766.36

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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.