Home / 13,738.96-18,968.27-10,546.15

Finding the Fourth Proportional to 13,738.96, 18,968.27 and 10,546.15

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Solution

The fourth proportional to 13,738.96, 18,968.27 and 10,546.15 is: 14,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738.96 : 18,968.27 = 10,546.15 : x
  2. Step 2: Convert to fraction form
    13,738.96/18,968.27 = 10,546.15/x
  3. Step 3: Cross multiply
    13,738.96x = 18,968.27 × 10,546.15
  4. Step 4: Simplify right side
    13,738.96x = 200,042,125.82
  5. Step 5: Solve for x
    x = 200,042,125.82/13,738.96
  6. Step 6: Final answer
    x = 14,560.21

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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.