Home / 44,419.98-66,583.53-21,018.54

Finding the Fourth Proportional to 44,419.98, 66,583.53 and 21,018.54

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Solution

The fourth proportional to 44,419.98, 66,583.53 and 21,018.54 is: 31,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,419.98 : 66,583.53 = 21,018.54 : x
  2. Step 2: Convert to fraction form
    44,419.98/66,583.53 = 21,018.54/x
  3. Step 3: Cross multiply
    44,419.98x = 66,583.53 × 21,018.54
  4. Step 4: Simplify right side
    44,419.98x = 1,399,488,588.65
  5. Step 5: Solve for x
    x = 1,399,488,588.65/44,419.98
  6. Step 6: Final answer
    x = 31,505.84

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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.