Home / 44,877.09-67,321.79-19,916.58

Finding the Fourth Proportional to 44,877.09, 67,321.79 and 19,916.58

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Solution

The fourth proportional to 44,877.09, 67,321.79 and 19,916.58 is: 29,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,877.09 : 67,321.79 = 19,916.58 : x
  2. Step 2: Convert to fraction form
    44,877.09/67,321.79 = 19,916.58/x
  3. Step 3: Cross multiply
    44,877.09x = 67,321.79 × 19,916.58
  4. Step 4: Simplify right side
    44,877.09x = 1,340,819,716.70
  5. Step 5: Solve for x
    x = 1,340,819,716.70/44,877.09
  6. Step 6: Final answer
    x = 29,877.60

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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.