Home / 18,944.19-28,415.28-5,796.57

Finding the Fourth Proportional to 18,944.19, 28,415.28 and 5,796.57

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Solution

The fourth proportional to 18,944.19, 28,415.28 and 5,796.57 is: 8,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944.19 : 28,415.28 = 5,796.57 : x
  2. Step 2: Convert to fraction form
    18,944.19/28,415.28 = 5,796.57/x
  3. Step 3: Cross multiply
    18,944.19x = 28,415.28 × 5,796.57
  4. Step 4: Simplify right side
    18,944.19x = 164,711,130.61
  5. Step 5: Solve for x
    x = 164,711,130.61/18,944.19
  6. Step 6: Final answer
    x = 8,694.55

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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.