Home / 39,958.09-59,926.73-11,871.54

Finding the Fourth Proportional to 39,958.09, 59,926.73 and 11,871.54

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Solution

The fourth proportional to 39,958.09, 59,926.73 and 11,871.54 is: 17,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.09 : 59,926.73 = 11,871.54 : x
  2. Step 2: Convert to fraction form
    39,958.09/59,926.73 = 11,871.54/x
  3. Step 3: Cross multiply
    39,958.09x = 59,926.73 × 11,871.54
  4. Step 4: Simplify right side
    39,958.09x = 711,422,512.91
  5. Step 5: Solve for x
    x = 711,422,512.91/39,958.09
  6. Step 6: Final answer
    x = 17,804.22

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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.