Home / 12,982.87-19,466.52-5,954.08

Finding the Fourth Proportional to 12,982.87, 19,466.52 and 5,954.08

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Solution

The fourth proportional to 12,982.87, 19,466.52 and 5,954.08 is: 8,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982.87 : 19,466.52 = 5,954.08 : x
  2. Step 2: Convert to fraction form
    12,982.87/19,466.52 = 5,954.08/x
  3. Step 3: Cross multiply
    12,982.87x = 19,466.52 × 5,954.08
  4. Step 4: Simplify right side
    12,982.87x = 115,905,157.57
  5. Step 5: Solve for x
    x = 115,905,157.57/12,982.87
  6. Step 6: Final answer
    x = 8,927.55

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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.