Home / 18,943.94-28,414.90-5,796.32

Finding the Fourth Proportional to 18,943.94, 28,414.90 and 5,796.32

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Solution

The fourth proportional to 18,943.94, 28,414.90 and 5,796.32 is: 8,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,943.94 : 28,414.90 = 5,796.32 : x
  2. Step 2: Convert to fraction form
    18,943.94/28,414.90 = 5,796.32/x
  3. Step 3: Cross multiply
    18,943.94x = 28,414.90 × 5,796.32
  4. Step 4: Simplify right side
    18,943.94x = 164,701,853.17
  5. Step 5: Solve for x
    x = 164,701,853.17/18,943.94
  6. Step 6: Final answer
    x = 8,694.17

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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.