Home / 13,862.48-20,795-4,629.84

Finding the Fourth Proportional to 13,862.48, 20,795 and 4,629.84

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Solution

The fourth proportional to 13,862.48, 20,795 and 4,629.84 is: 6,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862.48 : 20,795 = 4,629.84 : x
  2. Step 2: Convert to fraction form
    13,862.48/20,795 = 4,629.84/x
  3. Step 3: Cross multiply
    13,862.48x = 20,795 × 4,629.84
  4. Step 4: Simplify right side
    13,862.48x = 96,277,522.80
  5. Step 5: Solve for x
    x = 96,277,522.80/13,862.48
  6. Step 6: Final answer
    x = 6,945.19

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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.