Home / 16,738.57-25,107.99-4,258.60

Finding the Fourth Proportional to 16,738.57, 25,107.99 and 4,258.60

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Solution

The fourth proportional to 16,738.57, 25,107.99 and 4,258.60 is: 6,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,738.57 : 25,107.99 = 4,258.60 : x
  2. Step 2: Convert to fraction form
    16,738.57/25,107.99 = 4,258.60/x
  3. Step 3: Cross multiply
    16,738.57x = 25,107.99 × 4,258.60
  4. Step 4: Simplify right side
    16,738.57x = 106,924,886.21
  5. Step 5: Solve for x
    x = 106,924,886.21/16,738.57
  6. Step 6: Final answer
    x = 6,387.93

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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.