Home / 13,477.44-20,216.16-6,546

Finding the Fourth Proportional to 13,477.44, 20,216.16 and 6,546

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Solution

The fourth proportional to 13,477.44, 20,216.16 and 6,546 is: 9,819

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.44 : 20,216.16 = 6,546 : x
  2. Step 2: Convert to fraction form
    13,477.44/20,216.16 = 6,546/x
  3. Step 3: Cross multiply
    13,477.44x = 20,216.16 × 6,546
  4. Step 4: Simplify right side
    13,477.44x = 132,334,983.36
  5. Step 5: Solve for x
    x = 132,334,983.36/13,477.44
  6. Step 6: Final answer
    x = 9,819

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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.