Home / 47,119.86-64,996.56-27,986.64

Finding the Fourth Proportional to 47,119.86, 64,996.56 and 27,986.64

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Solution

The fourth proportional to 47,119.86, 64,996.56 and 27,986.64 is: 38,604.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.86 : 64,996.56 = 27,986.64 : x
  2. Step 2: Convert to fraction form
    47,119.86/64,996.56 = 27,986.64/x
  3. Step 3: Cross multiply
    47,119.86x = 64,996.56 × 27,986.64
  4. Step 4: Simplify right side
    47,119.86x = 1,819,035,325.96
  5. Step 5: Solve for x
    x = 1,819,035,325.96/47,119.86
  6. Step 6: Final answer
    x = 38,604.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.