Home / 43,850.09-65,775.74-14,268.08

Finding the Fourth Proportional to 43,850.09, 65,775.74 and 14,268.08

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Solution

The fourth proportional to 43,850.09, 65,775.74 and 14,268.08 is: 21,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850.09 : 65,775.74 = 14,268.08 : x
  2. Step 2: Convert to fraction form
    43,850.09/65,775.74 = 14,268.08/x
  3. Step 3: Cross multiply
    43,850.09x = 65,775.74 × 14,268.08
  4. Step 4: Simplify right side
    43,850.09x = 938,493,120.16
  5. Step 5: Solve for x
    x = 938,493,120.16/43,850.09
  6. Step 6: Final answer
    x = 21,402.31

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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.