Home / 18,943.96-28,414.05-5,796.45

Finding the Fourth Proportional to 18,943.96, 28,414.05 and 5,796.45

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Solution

The fourth proportional to 18,943.96, 28,414.05 and 5,796.45 is: 8,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,943.96 : 28,414.05 = 5,796.45 : x
  2. Step 2: Convert to fraction form
    18,943.96/28,414.05 = 5,796.45/x
  3. Step 3: Cross multiply
    18,943.96x = 28,414.05 × 5,796.45
  4. Step 4: Simplify right side
    18,943.96x = 164,700,620.12
  5. Step 5: Solve for x
    x = 164,700,620.12/18,943.96
  6. Step 6: Final answer
    x = 8,694.10

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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.