Home / 25,175.74-37,748.97-18,516.22

Finding the Fourth Proportional to 25,175.74, 37,748.97 and 18,516.22

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Solution

The fourth proportional to 25,175.74, 37,748.97 and 18,516.22 is: 27,763.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.74 : 37,748.97 = 18,516.22 : x
  2. Step 2: Convert to fraction form
    25,175.74/37,748.97 = 18,516.22/x
  3. Step 3: Cross multiply
    25,175.74x = 37,748.97 × 18,516.22
  4. Step 4: Simplify right side
    25,175.74x = 698,968,233.29
  5. Step 5: Solve for x
    x = 698,968,233.29/25,175.74
  6. Step 6: Final answer
    x = 27,763.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.