Home / 13,290.84-19,936.74-4,524.62

Finding the Fourth Proportional to 13,290.84, 19,936.74 and 4,524.62

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Solution

The fourth proportional to 13,290.84, 19,936.74 and 4,524.62 is: 6,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,290.84 : 19,936.74 = 4,524.62 : x
  2. Step 2: Convert to fraction form
    13,290.84/19,936.74 = 4,524.62/x
  3. Step 3: Cross multiply
    13,290.84x = 19,936.74 × 4,524.62
  4. Step 4: Simplify right side
    13,290.84x = 90,206,072.86
  5. Step 5: Solve for x
    x = 90,206,072.86/13,290.84
  6. Step 6: Final answer
    x = 6,787.09

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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.