Home / 12,241.32-18,364.67-4,450.13

Finding the Fourth Proportional to 12,241.32, 18,364.67 and 4,450.13

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Solution

The fourth proportional to 12,241.32, 18,364.67 and 4,450.13 is: 6,676.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.32 : 18,364.67 = 4,450.13 : x
  2. Step 2: Convert to fraction form
    12,241.32/18,364.67 = 4,450.13/x
  3. Step 3: Cross multiply
    12,241.32x = 18,364.67 × 4,450.13
  4. Step 4: Simplify right side
    12,241.32x = 81,725,168.91
  5. Step 5: Solve for x
    x = 81,725,168.91/12,241.32
  6. Step 6: Final answer
    x = 6,676.17

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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.