Home / 12,782.06-19,166.62-5,850.62

Finding the Fourth Proportional to 12,782.06, 19,166.62 and 5,850.62

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Solution

The fourth proportional to 12,782.06, 19,166.62 and 5,850.62 is: 8,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,782.06 : 19,166.62 = 5,850.62 : x
  2. Step 2: Convert to fraction form
    12,782.06/19,166.62 = 5,850.62/x
  3. Step 3: Cross multiply
    12,782.06x = 19,166.62 × 5,850.62
  4. Step 4: Simplify right side
    12,782.06x = 112,136,610.30
  5. Step 5: Solve for x
    x = 112,136,610.30/12,782.06
  6. Step 6: Final answer
    x = 8,772.97

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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.