Home / 34,508.70-51,828.67-21,452.31

Finding the Fourth Proportional to 34,508.70, 51,828.67 and 21,452.31

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Solution

The fourth proportional to 34,508.70, 51,828.67 and 21,452.31 is: 32,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.70 : 51,828.67 = 21,452.31 : x
  2. Step 2: Convert to fraction form
    34,508.70/51,828.67 = 21,452.31/x
  3. Step 3: Cross multiply
    34,508.70x = 51,828.67 × 21,452.31
  4. Step 4: Simplify right side
    34,508.70x = 1,111,844,695.73
  5. Step 5: Solve for x
    x = 1,111,844,695.73/34,508.70
  6. Step 6: Final answer
    x = 32,219.26

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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.