Home / 25,178.43-34,748.97-15,750.03

Finding the Fourth Proportional to 25,178.43, 34,748.97 and 15,750.03

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Solution

The fourth proportional to 25,178.43, 34,748.97 and 15,750.03 is: 21,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.43 : 34,748.97 = 15,750.03 : x
  2. Step 2: Convert to fraction form
    25,178.43/34,748.97 = 15,750.03/x
  3. Step 3: Cross multiply
    25,178.43x = 34,748.97 × 15,750.03
  4. Step 4: Simplify right side
    25,178.43x = 547,297,319.97
  5. Step 5: Solve for x
    x = 547,297,319.97/25,178.43
  6. Step 6: Final answer
    x = 21,736.75

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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.