Home / 34,606.52-47,767.56-21,692.78

Finding the Fourth Proportional to 34,606.52, 47,767.56 and 21,692.78

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Solution

The fourth proportional to 34,606.52, 47,767.56 and 21,692.78 is: 29,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,606.52 : 47,767.56 = 21,692.78 : x
  2. Step 2: Convert to fraction form
    34,606.52/47,767.56 = 21,692.78/x
  3. Step 3: Cross multiply
    34,606.52x = 47,767.56 × 21,692.78
  4. Step 4: Simplify right side
    34,606.52x = 1,036,211,170.22
  5. Step 5: Solve for x
    x = 1,036,211,170.22/34,606.52
  6. Step 6: Final answer
    x = 29,942.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.