Home / 16,977.44-25,453.80-11,416.96

Finding the Fourth Proportional to 16,977.44, 25,453.80 and 11,416.96

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Solution

The fourth proportional to 16,977.44, 25,453.80 and 11,416.96 is: 17,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.44 : 25,453.80 = 11,416.96 : x
  2. Step 2: Convert to fraction form
    16,977.44/25,453.80 = 11,416.96/x
  3. Step 3: Cross multiply
    16,977.44x = 25,453.80 × 11,416.96
  4. Step 4: Simplify right side
    16,977.44x = 290,605,016.45
  5. Step 5: Solve for x
    x = 290,605,016.45/16,977.44
  6. Step 6: Final answer
    x = 17,117.13

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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.