Home / 35,968.43-53,958.19-12,270.42

Finding the Fourth Proportional to 35,968.43, 53,958.19 and 12,270.42

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Solution

The fourth proportional to 35,968.43, 53,958.19 and 12,270.42 is: 18,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,968.43 : 53,958.19 = 12,270.42 : x
  2. Step 2: Convert to fraction form
    35,968.43/53,958.19 = 12,270.42/x
  3. Step 3: Cross multiply
    35,968.43x = 53,958.19 × 12,270.42
  4. Step 4: Simplify right side
    35,968.43x = 662,089,832.34
  5. Step 5: Solve for x
    x = 662,089,832.34/35,968.43
  6. Step 6: Final answer
    x = 18,407.53

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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.