Home / 47,668.28-65,777.37-27,531.59

Finding the Fourth Proportional to 47,668.28, 65,777.37 and 27,531.59

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Solution

The fourth proportional to 47,668.28, 65,777.37 and 27,531.59 is: 37,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.28 : 65,777.37 = 27,531.59 : x
  2. Step 2: Convert to fraction form
    47,668.28/65,777.37 = 27,531.59/x
  3. Step 3: Cross multiply
    47,668.28x = 65,777.37 × 27,531.59
  4. Step 4: Simplify right side
    47,668.28x = 1,810,955,582.12
  5. Step 5: Solve for x
    x = 1,810,955,582.12/47,668.28
  6. Step 6: Final answer
    x = 37,990.79

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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.