Home / 26,682.48-40,028.12-11,101.20

Finding the Fourth Proportional to 26,682.48, 40,028.12 and 11,101.20

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Solution

The fourth proportional to 26,682.48, 40,028.12 and 11,101.20 is: 16,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.48 : 40,028.12 = 11,101.20 : x
  2. Step 2: Convert to fraction form
    26,682.48/40,028.12 = 11,101.20/x
  3. Step 3: Cross multiply
    26,682.48x = 40,028.12 × 11,101.20
  4. Step 4: Simplify right side
    26,682.48x = 444,360,165.74
  5. Step 5: Solve for x
    x = 444,360,165.74/26,682.48
  6. Step 6: Final answer
    x = 16,653.63

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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.