Home / 25,439.62-38,165.24-8,799.64

Finding the Fourth Proportional to 25,439.62, 38,165.24 and 8,799.64

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Solution

The fourth proportional to 25,439.62, 38,165.24 and 8,799.64 is: 13,201.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.62 : 38,165.24 = 8,799.64 : x
  2. Step 2: Convert to fraction form
    25,439.62/38,165.24 = 8,799.64/x
  3. Step 3: Cross multiply
    25,439.62x = 38,165.24 × 8,799.64
  4. Step 4: Simplify right side
    25,439.62x = 335,840,137.69
  5. Step 5: Solve for x
    x = 335,840,137.69/25,439.62
  6. Step 6: Final answer
    x = 13,201.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.