Home / 18,523.68-27,795.60-10,193.28

Finding the Fourth Proportional to 18,523.68, 27,795.60 and 10,193.28

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Solution

The fourth proportional to 18,523.68, 27,795.60 and 10,193.28 is: 15,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.68 : 27,795.60 = 10,193.28 : x
  2. Step 2: Convert to fraction form
    18,523.68/27,795.60 = 10,193.28/x
  3. Step 3: Cross multiply
    18,523.68x = 27,795.60 × 10,193.28
  4. Step 4: Simplify right side
    18,523.68x = 283,328,333.57
  5. Step 5: Solve for x
    x = 283,328,333.57/18,523.68
  6. Step 6: Final answer
    x = 15,295.47

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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.