Home / 18,092.94-27,143.31-5,612.71

Finding the Fourth Proportional to 18,092.94, 27,143.31 and 5,612.71

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Solution

The fourth proportional to 18,092.94, 27,143.31 and 5,612.71 is: 8,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.94 : 27,143.31 = 5,612.71 : x
  2. Step 2: Convert to fraction form
    18,092.94/27,143.31 = 5,612.71/x
  3. Step 3: Cross multiply
    18,092.94x = 27,143.31 × 5,612.71
  4. Step 4: Simplify right side
    18,092.94x = 152,347,527.47
  5. Step 5: Solve for x
    x = 152,347,527.47/18,092.94
  6. Step 6: Final answer
    x = 8,420.27

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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.