Home / 19,745.41-29,629.83-7,274.19

Finding the Fourth Proportional to 19,745.41, 29,629.83 and 7,274.19

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Solution

The fourth proportional to 19,745.41, 29,629.83 and 7,274.19 is: 10,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,745.41 : 29,629.83 = 7,274.19 : x
  2. Step 2: Convert to fraction form
    19,745.41/29,629.83 = 7,274.19/x
  3. Step 3: Cross multiply
    19,745.41x = 29,629.83 × 7,274.19
  4. Step 4: Simplify right side
    19,745.41x = 215,533,013.09
  5. Step 5: Solve for x
    x = 215,533,013.09/19,745.41
  6. Step 6: Final answer
    x = 10,915.60

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1.5x scale

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.