Home / 18,544.20-25,591.64-10,160.68

Finding the Fourth Proportional to 18,544.20, 25,591.64 and 10,160.68

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Solution

The fourth proportional to 18,544.20, 25,591.64 and 10,160.68 is: 14,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.20 : 25,591.64 = 10,160.68 : x
  2. Step 2: Convert to fraction form
    18,544.20/25,591.64 = 10,160.68/x
  3. Step 3: Cross multiply
    18,544.20x = 25,591.64 × 10,160.68
  4. Step 4: Simplify right side
    18,544.20x = 260,028,464.72
  5. Step 5: Solve for x
    x = 260,028,464.72/18,544.20
  6. Step 6: Final answer
    x = 14,022.09

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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.