Home / 13,616.08-20,395.41-6,226.76

Finding the Fourth Proportional to 13,616.08, 20,395.41 and 6,226.76

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Solution

The fourth proportional to 13,616.08, 20,395.41 and 6,226.76 is: 9,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616.08 : 20,395.41 = 6,226.76 : x
  2. Step 2: Convert to fraction form
    13,616.08/20,395.41 = 6,226.76/x
  3. Step 3: Cross multiply
    13,616.08x = 20,395.41 × 6,226.76
  4. Step 4: Simplify right side
    13,616.08x = 126,997,221.19
  5. Step 5: Solve for x
    x = 126,997,221.19/13,616.08
  6. Step 6: Final answer
    x = 9,327.01

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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.