Home / 26,698.05-40,049.79-9,165.60

Finding the Fourth Proportional to 26,698.05, 40,049.79 and 9,165.60

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Solution

The fourth proportional to 26,698.05, 40,049.79 and 9,165.60 is: 13,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,698.05 : 40,049.79 = 9,165.60 : x
  2. Step 2: Convert to fraction form
    26,698.05/40,049.79 = 9,165.60/x
  3. Step 3: Cross multiply
    26,698.05x = 40,049.79 × 9,165.60
  4. Step 4: Simplify right side
    26,698.05x = 367,080,355.22
  5. Step 5: Solve for x
    x = 367,080,355.22/26,698.05
  6. Step 6: Final answer
    x = 13,749.33

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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.