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Finding the Fourth Proportional to 26,797.44, 40,187.72 and 9,698.12

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Solution

The fourth proportional to 26,797.44, 40,187.72 and 9,698.12 is: 14,544.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.44 : 40,187.72 = 9,698.12 : x
  2. Step 2: Convert to fraction form
    26,797.44/40,187.72 = 9,698.12/x
  3. Step 3: Cross multiply
    26,797.44x = 40,187.72 × 9,698.12
  4. Step 4: Simplify right side
    26,797.44x = 389,745,130.15
  5. Step 5: Solve for x
    x = 389,745,130.15/26,797.44
  6. Step 6: Final answer
    x = 14,544.12

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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.