Home / 62,579.87-93,850.16-20,450.35

Finding the Fourth Proportional to 62,579.87, 93,850.16 and 20,450.35

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Solution

The fourth proportional to 62,579.87, 93,850.16 and 20,450.35 is: 30,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,579.87 : 93,850.16 = 20,450.35 : x
  2. Step 2: Convert to fraction form
    62,579.87/93,850.16 = 20,450.35/x
  3. Step 3: Cross multiply
    62,579.87x = 93,850.16 × 20,450.35
  4. Step 4: Simplify right side
    62,579.87x = 1,919,268,048.05
  5. Step 5: Solve for x
    x = 1,919,268,048.05/62,579.87
  6. Step 6: Final answer
    x = 30,669.10

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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.