Home / 12,092.30-18,136.32-3,325.10

Finding the Fourth Proportional to 12,092.30, 18,136.32 and 3,325.10

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Solution

The fourth proportional to 12,092.30, 18,136.32 and 3,325.10 is: 4,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.30 : 18,136.32 = 3,325.10 : x
  2. Step 2: Convert to fraction form
    12,092.30/18,136.32 = 3,325.10/x
  3. Step 3: Cross multiply
    12,092.30x = 18,136.32 × 3,325.10
  4. Step 4: Simplify right side
    12,092.30x = 60,305,077.63
  5. Step 5: Solve for x
    x = 60,305,077.63/12,092.30
  6. Step 6: Final answer
    x = 4,987.06

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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.