Home / 65,736.20-98,604.30-26,321.60

Finding the Fourth Proportional to 65,736.20, 98,604.30 and 26,321.60

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Solution

The fourth proportional to 65,736.20, 98,604.30 and 26,321.60 is: 39,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,736.20 : 98,604.30 = 26,321.60 : x
  2. Step 2: Convert to fraction form
    65,736.20/98,604.30 = 26,321.60/x
  3. Step 3: Cross multiply
    65,736.20x = 98,604.30 × 26,321.60
  4. Step 4: Simplify right side
    65,736.20x = 2,595,422,942.88
  5. Step 5: Solve for x
    x = 2,595,422,942.88/65,736.20
  6. Step 6: Final answer
    x = 39,482.40

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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.