Home / 43,669.80-65,583.90-38,226.60

Finding the Fourth Proportional to 43,669.80, 65,583.90 and 38,226.60

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Solution

The fourth proportional to 43,669.80, 65,583.90 and 38,226.60 is: 57,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,669.80 : 65,583.90 = 38,226.60 : x
  2. Step 2: Convert to fraction form
    43,669.80/65,583.90 = 38,226.60/x
  3. Step 3: Cross multiply
    43,669.80x = 65,583.90 × 38,226.60
  4. Step 4: Simplify right side
    43,669.80x = 2,507,049,511.74
  5. Step 5: Solve for x
    x = 2,507,049,511.74/43,669.80
  6. Step 6: Final answer
    x = 57,409.23

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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.