Home / 27,850.26-38,433.24-15,274.74

Finding the Fourth Proportional to 27,850.26, 38,433.24 and 15,274.74

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Solution

The fourth proportional to 27,850.26, 38,433.24 and 15,274.74 is: 21,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.26 : 38,433.24 = 15,274.74 : x
  2. Step 2: Convert to fraction form
    27,850.26/38,433.24 = 15,274.74/x
  3. Step 3: Cross multiply
    27,850.26x = 38,433.24 × 15,274.74
  4. Step 4: Simplify right side
    27,850.26x = 587,057,748.36
  5. Step 5: Solve for x
    x = 587,057,748.36/27,850.26
  6. Step 6: Final answer
    x = 21,079.08

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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.