Home / 51,637.36-71,252.73-28,975.48

Finding the Fourth Proportional to 51,637.36, 71,252.73 and 28,975.48

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Solution

The fourth proportional to 51,637.36, 71,252.73 and 28,975.48 is: 39,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,637.36 : 71,252.73 = 28,975.48 : x
  2. Step 2: Convert to fraction form
    51,637.36/71,252.73 = 28,975.48/x
  3. Step 3: Cross multiply
    51,637.36x = 71,252.73 × 28,975.48
  4. Step 4: Simplify right side
    51,637.36x = 2,064,581,696.80
  5. Step 5: Solve for x
    x = 2,064,581,696.80/51,637.36
  6. Step 6: Final answer
    x = 39,982.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.