Home / 12,606.36-18,907.41-3,599.83

Finding the Fourth Proportional to 12,606.36, 18,907.41 and 3,599.83

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Solution

The fourth proportional to 12,606.36, 18,907.41 and 3,599.83 is: 5,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.36 : 18,907.41 = 3,599.83 : x
  2. Step 2: Convert to fraction form
    12,606.36/18,907.41 = 3,599.83/x
  3. Step 3: Cross multiply
    12,606.36x = 18,907.41 × 3,599.83
  4. Step 4: Simplify right side
    12,606.36x = 68,063,461.74
  5. Step 5: Solve for x
    x = 68,063,461.74/12,606.36
  6. Step 6: Final answer
    x = 5,399.14

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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.