Home / 19,186.27-28,783.29-8,092.99

Finding the Fourth Proportional to 19,186.27, 28,783.29 and 8,092.99

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Solution

The fourth proportional to 19,186.27, 28,783.29 and 8,092.99 is: 12,141.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.27 : 28,783.29 = 8,092.99 : x
  2. Step 2: Convert to fraction form
    19,186.27/28,783.29 = 8,092.99/x
  3. Step 3: Cross multiply
    19,186.27x = 28,783.29 × 8,092.99
  4. Step 4: Simplify right side
    19,186.27x = 232,942,878.14
  5. Step 5: Solve for x
    x = 232,942,878.14/19,186.27
  6. Step 6: Final answer
    x = 12,141.13

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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.