Home / 34,258.46-51,391.64-13,193.60

Finding the Fourth Proportional to 34,258.46, 51,391.64 and 13,193.60

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Solution

The fourth proportional to 34,258.46, 51,391.64 and 13,193.60 is: 19,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.46 : 51,391.64 = 13,193.60 : x
  2. Step 2: Convert to fraction form
    34,258.46/51,391.64 = 13,193.60/x
  3. Step 3: Cross multiply
    34,258.46x = 51,391.64 × 13,193.60
  4. Step 4: Simplify right side
    34,258.46x = 678,040,741.50
  5. Step 5: Solve for x
    x = 678,040,741.50/34,258.46
  6. Step 6: Final answer
    x = 19,791.92

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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.