Home / 45,777.93-68,611.44-19,427.33

Finding the Fourth Proportional to 45,777.93, 68,611.44 and 19,427.33

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Solution

The fourth proportional to 45,777.93, 68,611.44 and 19,427.33 is: 29,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.93 : 68,611.44 = 19,427.33 : x
  2. Step 2: Convert to fraction form
    45,777.93/68,611.44 = 19,427.33/x
  3. Step 3: Cross multiply
    45,777.93x = 68,611.44 × 19,427.33
  4. Step 4: Simplify right side
    45,777.93x = 1,332,936,743.60
  5. Step 5: Solve for x
    x = 1,332,936,743.60/45,777.93
  6. Step 6: Final answer
    x = 29,117.45

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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.