Home / 12,850.26-19,276.68-5,057.28

Finding the Fourth Proportional to 12,850.26, 19,276.68 and 5,057.28

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Solution

The fourth proportional to 12,850.26, 19,276.68 and 5,057.28 is: 7,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.26 : 19,276.68 = 5,057.28 : x
  2. Step 2: Convert to fraction form
    12,850.26/19,276.68 = 5,057.28/x
  3. Step 3: Cross multiply
    12,850.26x = 19,276.68 × 5,057.28
  4. Step 4: Simplify right side
    12,850.26x = 97,487,568.23
  5. Step 5: Solve for x
    x = 97,487,568.23/12,850.26
  6. Step 6: Final answer
    x = 7,586.43

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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.