Home / 12,092.93-18,146.41-5,072.32

Finding the Fourth Proportional to 12,092.93, 18,146.41 and 5,072.32

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Solution

The fourth proportional to 12,092.93, 18,146.41 and 5,072.32 is: 7,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.93 : 18,146.41 = 5,072.32 : x
  2. Step 2: Convert to fraction form
    12,092.93/18,146.41 = 5,072.32/x
  3. Step 3: Cross multiply
    12,092.93x = 18,146.41 × 5,072.32
  4. Step 4: Simplify right side
    12,092.93x = 92,044,373.01
  5. Step 5: Solve for x
    x = 92,044,373.01/12,092.93
  6. Step 6: Final answer
    x = 7,611.42

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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.