Home / 34,177.63-51,266.82-11,991.55

Finding the Fourth Proportional to 34,177.63, 51,266.82 and 11,991.55

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Solution

The fourth proportional to 34,177.63, 51,266.82 and 11,991.55 is: 17,987.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,177.63 : 51,266.82 = 11,991.55 : x
  2. Step 2: Convert to fraction form
    34,177.63/51,266.82 = 11,991.55/x
  3. Step 3: Cross multiply
    34,177.63x = 51,266.82 × 11,991.55
  4. Step 4: Simplify right side
    34,177.63x = 614,768,635.37
  5. Step 5: Solve for x
    x = 614,768,635.37/34,177.63
  6. Step 6: Final answer
    x = 17,987.46

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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.