Home / 18,546.78-25,594.56-10,163.28

Finding the Fourth Proportional to 18,546.78, 25,594.56 and 10,163.28

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Solution

The fourth proportional to 18,546.78, 25,594.56 and 10,163.28 is: 14,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.78 : 25,594.56 = 10,163.28 : x
  2. Step 2: Convert to fraction form
    18,546.78/25,594.56 = 10,163.28/x
  3. Step 3: Cross multiply
    18,546.78x = 25,594.56 × 10,163.28
  4. Step 4: Simplify right side
    18,546.78x = 260,124,679.76
  5. Step 5: Solve for x
    x = 260,124,679.76/18,546.78
  6. Step 6: Final answer
    x = 14,025.33

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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.