Home / 34,174.41-51,261.93-11,988.30

Finding the Fourth Proportional to 34,174.41, 51,261.93 and 11,988.30

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Solution

The fourth proportional to 34,174.41, 51,261.93 and 11,988.30 is: 17,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,174.41 : 51,261.93 = 11,988.30 : x
  2. Step 2: Convert to fraction form
    34,174.41/51,261.93 = 11,988.30/x
  3. Step 3: Cross multiply
    34,174.41x = 51,261.93 × 11,988.30
  4. Step 4: Simplify right side
    34,174.41x = 614,543,395.42
  5. Step 5: Solve for x
    x = 614,543,395.42/34,174.41
  6. Step 6: Final answer
    x = 17,982.56

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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.