Home / 13,963.98-19,270.02-7,676.22

Finding the Fourth Proportional to 13,963.98, 19,270.02 and 7,676.22

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Solution

The fourth proportional to 13,963.98, 19,270.02 and 7,676.22 is: 10,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.98 : 19,270.02 = 7,676.22 : x
  2. Step 2: Convert to fraction form
    13,963.98/19,270.02 = 7,676.22/x
  3. Step 3: Cross multiply
    13,963.98x = 19,270.02 × 7,676.22
  4. Step 4: Simplify right side
    13,963.98x = 147,920,912.92
  5. Step 5: Solve for x
    x = 147,920,912.92/13,963.98
  6. Step 6: Final answer
    x = 10,593.03

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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.