Home / 47,762.41-65,912.51-29,867.79

Finding the Fourth Proportional to 47,762.41, 65,912.51 and 29,867.79

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Solution

The fourth proportional to 47,762.41, 65,912.51 and 29,867.79 is: 41,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,762.41 : 65,912.51 = 29,867.79 : x
  2. Step 2: Convert to fraction form
    47,762.41/65,912.51 = 29,867.79/x
  3. Step 3: Cross multiply
    47,762.41x = 65,912.51 × 29,867.79
  4. Step 4: Simplify right side
    47,762.41x = 1,968,660,528.15
  5. Step 5: Solve for x
    x = 1,968,660,528.15/47,762.41
  6. Step 6: Final answer
    x = 41,217.78

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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.