Home / 18,743.82-25,866.42-10,360.32

Finding the Fourth Proportional to 18,743.82, 25,866.42 and 10,360.32

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Solution

The fourth proportional to 18,743.82, 25,866.42 and 10,360.32 is: 14,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743.82 : 25,866.42 = 10,360.32 : x
  2. Step 2: Convert to fraction form
    18,743.82/25,866.42 = 10,360.32/x
  3. Step 3: Cross multiply
    18,743.82x = 25,866.42 × 10,360.32
  4. Step 4: Simplify right side
    18,743.82x = 267,984,388.45
  5. Step 5: Solve for x
    x = 267,984,388.45/18,743.82
  6. Step 6: Final answer
    x = 14,297.21

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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.