Home / 18,707.37-25,850.40-17,796.21

Finding the Fourth Proportional to 18,707.37, 25,850.40 and 17,796.21

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Solution

The fourth proportional to 18,707.37, 25,850.40 and 17,796.21 is: 24,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,707.37 : 25,850.40 = 17,796.21 : x
  2. Step 2: Convert to fraction form
    18,707.37/25,850.40 = 17,796.21/x
  3. Step 3: Cross multiply
    18,707.37x = 25,850.40 × 17,796.21
  4. Step 4: Simplify right side
    18,707.37x = 460,039,146.98
  5. Step 5: Solve for x
    x = 460,039,146.98/18,707.37
  6. Step 6: Final answer
    x = 24,591.33

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Double scale
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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.