Home / 28,768.51-43,095.31-22,855.42

Finding the Fourth Proportional to 28,768.51, 43,095.31 and 22,855.42

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Solution

The fourth proportional to 28,768.51, 43,095.31 and 22,855.42 is: 34,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768.51 : 43,095.31 = 22,855.42 : x
  2. Step 2: Convert to fraction form
    28,768.51/43,095.31 = 22,855.42/x
  3. Step 3: Cross multiply
    28,768.51x = 43,095.31 × 22,855.42
  4. Step 4: Simplify right side
    28,768.51x = 984,961,410.08
  5. Step 5: Solve for x
    x = 984,961,410.08/28,768.51
  6. Step 6: Final answer
    x = 34,237.48

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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.