Home / 43,362.06-65,037.28-11,774.26

Finding the Fourth Proportional to 43,362.06, 65,037.28 and 11,774.26

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Solution

The fourth proportional to 43,362.06, 65,037.28 and 11,774.26 is: 17,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,362.06 : 65,037.28 = 11,774.26 : x
  2. Step 2: Convert to fraction form
    43,362.06/65,037.28 = 11,774.26/x
  3. Step 3: Cross multiply
    43,362.06x = 65,037.28 × 11,774.26
  4. Step 4: Simplify right side
    43,362.06x = 765,765,918.35
  5. Step 5: Solve for x
    x = 765,765,918.35/43,362.06
  6. Step 6: Final answer
    x = 17,659.81

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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.