Home / 21,244.23-31,859.82-7,010.07

Finding the Fourth Proportional to 21,244.23, 31,859.82 and 7,010.07

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Solution

The fourth proportional to 21,244.23, 31,859.82 and 7,010.07 is: 10,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,244.23 : 31,859.82 = 7,010.07 : x
  2. Step 2: Convert to fraction form
    21,244.23/31,859.82 = 7,010.07/x
  3. Step 3: Cross multiply
    21,244.23x = 31,859.82 × 7,010.07
  4. Step 4: Simplify right side
    21,244.23x = 223,339,663.07
  5. Step 5: Solve for x
    x = 223,339,663.07/21,244.23
  6. Step 6: Final answer
    x = 10,512.96

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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.