Home / 52,327.20-78,479.82-17,258.64

Finding the Fourth Proportional to 52,327.20, 78,479.82 and 17,258.64

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Solution

The fourth proportional to 52,327.20, 78,479.82 and 17,258.64 is: 25,884.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,327.20 : 78,479.82 = 17,258.64 : x
  2. Step 2: Convert to fraction form
    52,327.20/78,479.82 = 17,258.64/x
  3. Step 3: Cross multiply
    52,327.20x = 78,479.82 × 17,258.64
  4. Step 4: Simplify right side
    52,327.20x = 1,354,454,960.64
  5. Step 5: Solve for x
    x = 1,354,454,960.64/52,327.20
  6. Step 6: Final answer
    x = 25,884.34

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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.