Home / 12,092.72-18,132.63-4,193.22

Finding the Fourth Proportional to 12,092.72, 18,132.63 and 4,193.22

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Solution

The fourth proportional to 12,092.72, 18,132.63 and 4,193.22 is: 6,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.72 : 18,132.63 = 4,193.22 : x
  2. Step 2: Convert to fraction form
    12,092.72/18,132.63 = 4,193.22/x
  3. Step 3: Cross multiply
    12,092.72x = 18,132.63 × 4,193.22
  4. Step 4: Simplify right side
    12,092.72x = 76,034,106.77
  5. Step 5: Solve for x
    x = 76,034,106.77/12,092.72
  6. Step 6: Final answer
    x = 6,287.60

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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.