Home / 14,908.44-20,582.44-13,395.36

Finding the Fourth Proportional to 14,908.44, 20,582.44 and 13,395.36

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Solution

The fourth proportional to 14,908.44, 20,582.44 and 13,395.36 is: 18,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.44 : 20,582.44 = 13,395.36 : x
  2. Step 2: Convert to fraction form
    14,908.44/20,582.44 = 13,395.36/x
  3. Step 3: Cross multiply
    14,908.44x = 20,582.44 × 13,395.36
  4. Step 4: Simplify right side
    14,908.44x = 275,709,193.48
  5. Step 5: Solve for x
    x = 275,709,193.48/14,908.44
  6. Step 6: Final answer
    x = 18,493.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.