Home / 46,251.82-69,375.30-12,974.20

Finding the Fourth Proportional to 46,251.82, 69,375.30 and 12,974.20

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Solution

The fourth proportional to 46,251.82, 69,375.30 and 12,974.20 is: 19,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,251.82 : 69,375.30 = 12,974.20 : x
  2. Step 2: Convert to fraction form
    46,251.82/69,375.30 = 12,974.20/x
  3. Step 3: Cross multiply
    46,251.82x = 69,375.30 × 12,974.20
  4. Step 4: Simplify right side
    46,251.82x = 900,089,017.26
  5. Step 5: Solve for x
    x = 900,089,017.26/46,251.82
  6. Step 6: Final answer
    x = 19,460.62

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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.