Home / 39,973.80-59,969.22-11,893.95

Finding the Fourth Proportional to 39,973.80, 59,969.22 and 11,893.95

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Solution

The fourth proportional to 39,973.80, 59,969.22 and 11,893.95 is: 17,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.80 : 59,969.22 = 11,893.95 : x
  2. Step 2: Convert to fraction form
    39,973.80/59,969.22 = 11,893.95/x
  3. Step 3: Cross multiply
    39,973.80x = 59,969.22 × 11,893.95
  4. Step 4: Simplify right side
    39,973.80x = 713,270,904.22
  5. Step 5: Solve for x
    x = 713,270,904.22/39,973.80
  6. Step 6: Final answer
    x = 17,843.46

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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.