Home / 34,241.06-51,290.85-20,157.69

Finding the Fourth Proportional to 34,241.06, 51,290.85 and 20,157.69

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Solution

The fourth proportional to 34,241.06, 51,290.85 and 20,157.69 is: 30,194.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,241.06 : 51,290.85 = 20,157.69 : x
  2. Step 2: Convert to fraction form
    34,241.06/51,290.85 = 20,157.69/x
  3. Step 3: Cross multiply
    34,241.06x = 51,290.85 × 20,157.69
  4. Step 4: Simplify right side
    34,241.06x = 1,033,905,054.14
  5. Step 5: Solve for x
    x = 1,033,905,054.14/34,241.06
  6. Step 6: Final answer
    x = 30,194.89

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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.