Home / 51,986.54-71,738.08-29,629.10

Finding the Fourth Proportional to 51,986.54, 71,738.08 and 29,629.10

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Solution

The fourth proportional to 51,986.54, 71,738.08 and 29,629.10 is: 40,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.54 : 71,738.08 = 29,629.10 : x
  2. Step 2: Convert to fraction form
    51,986.54/71,738.08 = 29,629.10/x
  3. Step 3: Cross multiply
    51,986.54x = 71,738.08 × 29,629.10
  4. Step 4: Simplify right side
    51,986.54x = 2,125,534,313.36
  5. Step 5: Solve for x
    x = 2,125,534,313.36/51,986.54
  6. Step 6: Final answer
    x = 40,886.25

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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.