Home / 18,546.80-25,594.44-10,163.28

Finding the Fourth Proportional to 18,546.80, 25,594.44 and 10,163.28

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Solution

The fourth proportional to 18,546.80, 25,594.44 and 10,163.28 is: 14,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.80 : 25,594.44 = 10,163.28 : x
  2. Step 2: Convert to fraction form
    18,546.80/25,594.44 = 10,163.28/x
  3. Step 3: Cross multiply
    18,546.80x = 25,594.44 × 10,163.28
  4. Step 4: Simplify right side
    18,546.80x = 260,123,460.16
  5. Step 5: Solve for x
    x = 260,123,460.16/18,546.80
  6. Step 6: Final answer
    x = 14,025.25

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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.