Home / 57,626.82-86,450.70-28,044.72

Finding the Fourth Proportional to 57,626.82, 86,450.70 and 28,044.72

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Solution

The fourth proportional to 57,626.82, 86,450.70 and 28,044.72 is: 42,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,626.82 : 86,450.70 = 28,044.72 : x
  2. Step 2: Convert to fraction form
    57,626.82/86,450.70 = 28,044.72/x
  3. Step 3: Cross multiply
    57,626.82x = 86,450.70 × 28,044.72
  4. Step 4: Simplify right side
    57,626.82x = 2,424,485,675.30
  5. Step 5: Solve for x
    x = 2,424,485,675.30/57,626.82
  6. Step 6: Final answer
    x = 42,072.18

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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.