Home / 12,092.67-18,130.50-4,690.89

Finding the Fourth Proportional to 12,092.67, 18,130.50 and 4,690.89

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Solution

The fourth proportional to 12,092.67, 18,130.50 and 4,690.89 is: 7,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.67 : 18,130.50 = 4,690.89 : x
  2. Step 2: Convert to fraction form
    12,092.67/18,130.50 = 4,690.89/x
  3. Step 3: Cross multiply
    12,092.67x = 18,130.50 × 4,690.89
  4. Step 4: Simplify right side
    12,092.67x = 85,048,181.15
  5. Step 5: Solve for x
    x = 85,048,181.15/12,092.67
  6. Step 6: Final answer
    x = 7,033.04

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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.