Home / 29,110-40,161.72-16,361.44

Finding the Fourth Proportional to 29,110, 40,161.72 and 16,361.44

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Solution

The fourth proportional to 29,110, 40,161.72 and 16,361.44 is: 22,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,110 : 40,161.72 = 16,361.44 : x
  2. Step 2: Convert to fraction form
    29,110/40,161.72 = 16,361.44/x
  3. Step 3: Cross multiply
    29,110x = 40,161.72 × 16,361.44
  4. Step 4: Simplify right side
    29,110x = 657,103,572.08
  5. Step 5: Solve for x
    x = 657,103,572.08/29,110
  6. Step 6: Final answer
    x = 22,573.12

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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.