Home / 13,963.44-19,269.84-7,676.16

Finding the Fourth Proportional to 13,963.44, 19,269.84 and 7,676.16

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Solution

The fourth proportional to 13,963.44, 19,269.84 and 7,676.16 is: 10,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.44 : 19,269.84 = 7,676.16 : x
  2. Step 2: Convert to fraction form
    13,963.44/19,269.84 = 7,676.16/x
  3. Step 3: Cross multiply
    13,963.44x = 19,269.84 × 7,676.16
  4. Step 4: Simplify right side
    13,963.44x = 147,918,375.01
  5. Step 5: Solve for x
    x = 147,918,375.01/13,963.44
  6. Step 6: Final answer
    x = 10,593.26

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1.5x scale

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.