Home / 18,255.62-25,192.80-10,297.87

Finding the Fourth Proportional to 18,255.62, 25,192.80 and 10,297.87

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Solution

The fourth proportional to 18,255.62, 25,192.80 and 10,297.87 is: 14,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.62 : 25,192.80 = 10,297.87 : x
  2. Step 2: Convert to fraction form
    18,255.62/25,192.80 = 10,297.87/x
  3. Step 3: Cross multiply
    18,255.62x = 25,192.80 × 10,297.87
  4. Step 4: Simplify right side
    18,255.62x = 259,432,116.35
  5. Step 5: Solve for x
    x = 259,432,116.35/18,255.62
  6. Step 6: Final answer
    x = 14,211.08

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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.