Home / 43,782.56-65,683.44-14,203.38

Finding the Fourth Proportional to 43,782.56, 65,683.44 and 14,203.38

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Solution

The fourth proportional to 43,782.56, 65,683.44 and 14,203.38 is: 21,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,782.56 : 65,683.44 = 14,203.38 : x
  2. Step 2: Convert to fraction form
    43,782.56/65,683.44 = 14,203.38/x
  3. Step 3: Cross multiply
    43,782.56x = 65,683.44 × 14,203.38
  4. Step 4: Simplify right side
    43,782.56x = 932,926,858.03
  5. Step 5: Solve for x
    x = 932,926,858.03/43,782.56
  6. Step 6: Final answer
    x = 21,308.19

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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.