Home / 22,893.31-31,596.57-15,717.35

Finding the Fourth Proportional to 22,893.31, 31,596.57 and 15,717.35

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Solution

The fourth proportional to 22,893.31, 31,596.57 and 15,717.35 is: 21,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,893.31 : 31,596.57 = 15,717.35 : x
  2. Step 2: Convert to fraction form
    22,893.31/31,596.57 = 15,717.35/x
  3. Step 3: Cross multiply
    22,893.31x = 31,596.57 × 15,717.35
  4. Step 4: Simplify right side
    22,893.31x = 496,614,450.81
  5. Step 5: Solve for x
    x = 496,614,450.81/22,893.31
  6. Step 6: Final answer
    x = 21,692.56

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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.