Home / 16,429.48-22,664.26-11,122.44

Finding the Fourth Proportional to 16,429.48, 22,664.26 and 11,122.44

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Solution

The fourth proportional to 16,429.48, 22,664.26 and 11,122.44 is: 15,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,429.48 : 22,664.26 = 11,122.44 : x
  2. Step 2: Convert to fraction form
    16,429.48/22,664.26 = 11,122.44/x
  3. Step 3: Cross multiply
    16,429.48x = 22,664.26 × 11,122.44
  4. Step 4: Simplify right side
    16,429.48x = 252,081,871.99
  5. Step 5: Solve for x
    x = 252,081,871.99/16,429.48
  6. Step 6: Final answer
    x = 15,343.27

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1.5x scale

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.