Home / 13,956.63-20,910.33-7,368.27

Finding the Fourth Proportional to 13,956.63, 20,910.33 and 7,368.27

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Solution

The fourth proportional to 13,956.63, 20,910.33 and 7,368.27 is: 11,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.63 : 20,910.33 = 7,368.27 : x
  2. Step 2: Convert to fraction form
    13,956.63/20,910.33 = 7,368.27/x
  3. Step 3: Cross multiply
    13,956.63x = 20,910.33 × 7,368.27
  4. Step 4: Simplify right side
    13,956.63x = 154,072,957.23
  5. Step 5: Solve for x
    x = 154,072,957.23/13,956.63
  6. Step 6: Final answer
    x = 11,039.41

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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.