Home / 34,821.96-48,057.29-19,717.28

Finding the Fourth Proportional to 34,821.96, 48,057.29 and 19,717.28

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Solution

The fourth proportional to 34,821.96, 48,057.29 and 19,717.28 is: 27,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.96 : 48,057.29 = 19,717.28 : x
  2. Step 2: Convert to fraction form
    34,821.96/48,057.29 = 19,717.28/x
  3. Step 3: Cross multiply
    34,821.96x = 48,057.29 × 19,717.28
  4. Step 4: Simplify right side
    34,821.96x = 947,559,042.97
  5. Step 5: Solve for x
    x = 947,559,042.97/34,821.96
  6. Step 6: Final answer
    x = 27,211.54

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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.