Home / 20,004.84-30,015.90-11,226.60

Finding the Fourth Proportional to 20,004.84, 30,015.90 and 11,226.60

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Solution

The fourth proportional to 20,004.84, 30,015.90 and 11,226.60 is: 16,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.84 : 30,015.90 = 11,226.60 : x
  2. Step 2: Convert to fraction form
    20,004.84/30,015.90 = 11,226.60/x
  3. Step 3: Cross multiply
    20,004.84x = 30,015.90 × 11,226.60
  4. Step 4: Simplify right side
    20,004.84x = 336,976,502.94
  5. Step 5: Solve for x
    x = 336,976,502.94/20,004.84
  6. Step 6: Final answer
    x = 16,844.75

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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.