Home / 53,277.88-79,940.40-27,971.44

Finding the Fourth Proportional to 53,277.88, 79,940.40 and 27,971.44

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Solution

The fourth proportional to 53,277.88, 79,940.40 and 27,971.44 is: 41,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277.88 : 79,940.40 = 27,971.44 : x
  2. Step 2: Convert to fraction form
    53,277.88/79,940.40 = 27,971.44/x
  3. Step 3: Cross multiply
    53,277.88x = 79,940.40 × 27,971.44
  4. Step 4: Simplify right side
    53,277.88x = 2,236,048,102.18
  5. Step 5: Solve for x
    x = 2,236,048,102.18/53,277.88
  6. Step 6: Final answer
    x = 41,969.54

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1.5x scale

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.