Home / 12,203.70-18,305.55-4,804.14

Finding the Fourth Proportional to 12,203.70, 18,305.55 and 4,804.14

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Solution

The fourth proportional to 12,203.70, 18,305.55 and 4,804.14 is: 7,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203.70 : 18,305.55 = 4,804.14 : x
  2. Step 2: Convert to fraction form
    12,203.70/18,305.55 = 4,804.14/x
  3. Step 3: Cross multiply
    12,203.70x = 18,305.55 × 4,804.14
  4. Step 4: Simplify right side
    12,203.70x = 87,942,424.98
  5. Step 5: Solve for x
    x = 87,942,424.98/12,203.70
  6. Step 6: Final answer
    x = 7,206.21

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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.