Home / 26,808.77-36,990.07-16,198.18

Finding the Fourth Proportional to 26,808.77, 36,990.07 and 16,198.18

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Solution

The fourth proportional to 26,808.77, 36,990.07 and 16,198.18 is: 22,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.77 : 36,990.07 = 16,198.18 : x
  2. Step 2: Convert to fraction form
    26,808.77/36,990.07 = 16,198.18/x
  3. Step 3: Cross multiply
    26,808.77x = 36,990.07 × 16,198.18
  4. Step 4: Simplify right side
    26,808.77x = 599,171,679.10
  5. Step 5: Solve for x
    x = 599,171,679.10/26,808.77
  6. Step 6: Final answer
    x = 22,349.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.