Home / 12,212.24-18,294.36-6,361.04

Finding the Fourth Proportional to 12,212.24, 18,294.36 and 6,361.04

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Solution

The fourth proportional to 12,212.24, 18,294.36 and 6,361.04 is: 9,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,212.24 : 18,294.36 = 6,361.04 : x
  2. Step 2: Convert to fraction form
    12,212.24/18,294.36 = 6,361.04/x
  3. Step 3: Cross multiply
    12,212.24x = 18,294.36 × 6,361.04
  4. Step 4: Simplify right side
    12,212.24x = 116,371,155.73
  5. Step 5: Solve for x
    x = 116,371,155.73/12,212.24
  6. Step 6: Final answer
    x = 9,529.06

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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.