Home / 13,226.36-19,829.82-6,305.72

Finding the Fourth Proportional to 13,226.36, 19,829.82 and 6,305.72

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Solution

The fourth proportional to 13,226.36, 19,829.82 and 6,305.72 is: 9,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.36 : 19,829.82 = 6,305.72 : x
  2. Step 2: Convert to fraction form
    13,226.36/19,829.82 = 6,305.72/x
  3. Step 3: Cross multiply
    13,226.36x = 19,829.82 × 6,305.72
  4. Step 4: Simplify right side
    13,226.36x = 125,041,292.57
  5. Step 5: Solve for x
    x = 125,041,292.57/13,226.36
  6. Step 6: Final answer
    x = 9,453.95

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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.