Home / 16,991.44-25,453.14-13,276.24

Finding the Fourth Proportional to 16,991.44, 25,453.14 and 13,276.24

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Solution

The fourth proportional to 16,991.44, 25,453.14 and 13,276.24 is: 19,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991.44 : 25,453.14 = 13,276.24 : x
  2. Step 2: Convert to fraction form
    16,991.44/25,453.14 = 13,276.24/x
  3. Step 3: Cross multiply
    16,991.44x = 25,453.14 × 13,276.24
  4. Step 4: Simplify right side
    16,991.44x = 337,921,995.39
  5. Step 5: Solve for x
    x = 337,921,995.39/16,991.44
  6. Step 6: Final answer
    x = 19,887.78

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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.