Home / 39,109.75-53,971.64-21,204.70

Finding the Fourth Proportional to 39,109.75, 53,971.64 and 21,204.70

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Solution

The fourth proportional to 39,109.75, 53,971.64 and 21,204.70 is: 29,262.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,109.75 : 53,971.64 = 21,204.70 : x
  2. Step 2: Convert to fraction form
    39,109.75/53,971.64 = 21,204.70/x
  3. Step 3: Cross multiply
    39,109.75x = 53,971.64 × 21,204.70
  4. Step 4: Simplify right side
    39,109.75x = 1,144,452,434.71
  5. Step 5: Solve for x
    x = 1,144,452,434.71/39,109.75
  6. Step 6: Final answer
    x = 29,262.59

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