Home / 21,772.76-32,651.30-7,537.37

Finding the Fourth Proportional to 21,772.76, 32,651.30 and 7,537.37

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Solution

The fourth proportional to 21,772.76, 32,651.30 and 7,537.37 is: 11,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,772.76 : 32,651.30 = 7,537.37 : x
  2. Step 2: Convert to fraction form
    21,772.76/32,651.30 = 7,537.37/x
  3. Step 3: Cross multiply
    21,772.76x = 32,651.30 × 7,537.37
  4. Step 4: Simplify right side
    21,772.76x = 246,104,866.30
  5. Step 5: Solve for x
    x = 246,104,866.30/21,772.76
  6. Step 6: Final answer
    x = 11,303.34

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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.