Home / 27,614.36-38,107.86-15,039.16

Finding the Fourth Proportional to 27,614.36, 38,107.86 and 15,039.16

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Solution

The fourth proportional to 27,614.36, 38,107.86 and 15,039.16 is: 20,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.36 : 38,107.86 = 15,039.16 : x
  2. Step 2: Convert to fraction form
    27,614.36/38,107.86 = 15,039.16/x
  3. Step 3: Cross multiply
    27,614.36x = 38,107.86 × 15,039.16
  4. Step 4: Simplify right side
    27,614.36x = 573,110,203.80
  5. Step 5: Solve for x
    x = 573,110,203.80/27,614.36
  6. Step 6: Final answer
    x = 20,754.06

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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.