Home / 34,998.72-52,472.16-21,144.48

Finding the Fourth Proportional to 34,998.72, 52,472.16 and 21,144.48

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Solution

The fourth proportional to 34,998.72, 52,472.16 and 21,144.48 is: 31,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,998.72 : 52,472.16 = 21,144.48 : x
  2. Step 2: Convert to fraction form
    34,998.72/52,472.16 = 21,144.48/x
  3. Step 3: Cross multiply
    34,998.72x = 52,472.16 × 21,144.48
  4. Step 4: Simplify right side
    34,998.72x = 1,109,496,537.68
  5. Step 5: Solve for x
    x = 1,109,496,537.68/34,998.72
  6. Step 6: Final answer
    x = 31,701.06

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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.