Home / 43,805.75-65,581.99-25,739.33

Finding the Fourth Proportional to 43,805.75, 65,581.99 and 25,739.33

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Solution

The fourth proportional to 43,805.75, 65,581.99 and 25,739.33 is: 38,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,805.75 : 65,581.99 = 25,739.33 : x
  2. Step 2: Convert to fraction form
    43,805.75/65,581.99 = 25,739.33/x
  3. Step 3: Cross multiply
    43,805.75x = 65,581.99 × 25,739.33
  4. Step 4: Simplify right side
    43,805.75x = 1,688,036,090.41
  5. Step 5: Solve for x
    x = 1,688,036,090.41/43,805.75
  6. Step 6: Final answer
    x = 38,534.58

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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.