Home / 47,764.54-71,634.52-19,692.57

Finding the Fourth Proportional to 47,764.54, 71,634.52 and 19,692.57

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Solution

The fourth proportional to 47,764.54, 71,634.52 and 19,692.57 is: 29,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,764.54 : 71,634.52 = 19,692.57 : x
  2. Step 2: Convert to fraction form
    47,764.54/71,634.52 = 19,692.57/x
  3. Step 3: Cross multiply
    47,764.54x = 71,634.52 × 19,692.57
  4. Step 4: Simplify right side
    47,764.54x = 1,410,667,799.52
  5. Step 5: Solve for x
    x = 1,410,667,799.52/47,764.54
  6. Step 6: Final answer
    x = 29,533.79

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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.