Home / 17,928.70-26,884.32-5,446.60

Finding the Fourth Proportional to 17,928.70, 26,884.32 and 5,446.60

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Solution

The fourth proportional to 17,928.70, 26,884.32 and 5,446.60 is: 8,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.70 : 26,884.32 = 5,446.60 : x
  2. Step 2: Convert to fraction form
    17,928.70/26,884.32 = 5,446.60/x
  3. Step 3: Cross multiply
    17,928.70x = 26,884.32 × 5,446.60
  4. Step 4: Simplify right side
    17,928.70x = 146,428,137.31
  5. Step 5: Solve for x
    x = 146,428,137.31/17,928.70
  6. Step 6: Final answer
    x = 8,167.25

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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.