Home / 18,175.45-25,084.36-10,217.50

Finding the Fourth Proportional to 18,175.45, 25,084.36 and 10,217.50

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Solution

The fourth proportional to 18,175.45, 25,084.36 and 10,217.50 is: 14,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175.45 : 25,084.36 = 10,217.50 : x
  2. Step 2: Convert to fraction form
    18,175.45/25,084.36 = 10,217.50/x
  3. Step 3: Cross multiply
    18,175.45x = 25,084.36 × 10,217.50
  4. Step 4: Simplify right side
    18,175.45x = 256,299,448.30
  5. Step 5: Solve for x
    x = 256,299,448.30/18,175.45
  6. Step 6: Final answer
    x = 14,101.41

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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.