Home / 29,372.22-44,021.88-21,455.28

Finding the Fourth Proportional to 29,372.22, 44,021.88 and 21,455.28

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Solution

The fourth proportional to 29,372.22, 44,021.88 and 21,455.28 is: 32,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.22 : 44,021.88 = 21,455.28 : x
  2. Step 2: Convert to fraction form
    29,372.22/44,021.88 = 21,455.28/x
  3. Step 3: Cross multiply
    29,372.22x = 44,021.88 × 21,455.28
  4. Step 4: Simplify right side
    29,372.22x = 944,501,761.53
  5. Step 5: Solve for x
    x = 944,501,761.53/29,372.22
  6. Step 6: Final answer
    x = 32,156.29

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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.