Home / 16,743.36-25,120.52-6,887.28

Finding the Fourth Proportional to 16,743.36, 25,120.52 and 6,887.28

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Solution

The fourth proportional to 16,743.36, 25,120.52 and 6,887.28 is: 10,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.36 : 25,120.52 = 6,887.28 : x
  2. Step 2: Convert to fraction form
    16,743.36/25,120.52 = 6,887.28/x
  3. Step 3: Cross multiply
    16,743.36x = 25,120.52 × 6,887.28
  4. Step 4: Simplify right side
    16,743.36x = 173,012,054.99
  5. Step 5: Solve for x
    x = 173,012,054.99/16,743.36
  6. Step 6: Final answer
    x = 10,333.17

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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.