Home / 47,912.31-66,119.09-26,692.34

Finding the Fourth Proportional to 47,912.31, 66,119.09 and 26,692.34

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Solution

The fourth proportional to 47,912.31, 66,119.09 and 26,692.34 is: 36,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912.31 : 66,119.09 = 26,692.34 : x
  2. Step 2: Convert to fraction form
    47,912.31/66,119.09 = 26,692.34/x
  3. Step 3: Cross multiply
    47,912.31x = 66,119.09 × 26,692.34
  4. Step 4: Simplify right side
    47,912.31x = 1,764,872,766.71
  5. Step 5: Solve for x
    x = 1,764,872,766.71/47,912.31
  6. Step 6: Final answer
    x = 36,835.48

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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.