Home / 12,754.26-19,106.64-10,126.62

Finding the Fourth Proportional to 12,754.26, 19,106.64 and 10,126.62

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Solution

The fourth proportional to 12,754.26, 19,106.64 and 10,126.62 is: 15,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754.26 : 19,106.64 = 10,126.62 : x
  2. Step 2: Convert to fraction form
    12,754.26/19,106.64 = 10,126.62/x
  3. Step 3: Cross multiply
    12,754.26x = 19,106.64 × 10,126.62
  4. Step 4: Simplify right side
    12,754.26x = 193,485,682.76
  5. Step 5: Solve for x
    x = 193,485,682.76/12,754.26
  6. Step 6: Final answer
    x = 15,170.28

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1.5x scale

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.