Home / 47,969.79-66,198.60-26,750.40

Finding the Fourth Proportional to 47,969.79, 66,198.60 and 26,750.40

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Solution

The fourth proportional to 47,969.79, 66,198.60 and 26,750.40 is: 36,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,969.79 : 66,198.60 = 26,750.40 : x
  2. Step 2: Convert to fraction form
    47,969.79/66,198.60 = 26,750.40/x
  3. Step 3: Cross multiply
    47,969.79x = 66,198.60 × 26,750.40
  4. Step 4: Simplify right side
    47,969.79x = 1,770,839,029.44
  5. Step 5: Solve for x
    x = 1,770,839,029.44/47,969.79
  6. Step 6: Final answer
    x = 36,915.71

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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.