Home / 14,026.96-21,040.44-3,638.62

Finding the Fourth Proportional to 14,026.96, 21,040.44 and 3,638.62

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Solution

The fourth proportional to 14,026.96, 21,040.44 and 3,638.62 is: 5,457.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.96 : 21,040.44 = 3,638.62 : x
  2. Step 2: Convert to fraction form
    14,026.96/21,040.44 = 3,638.62/x
  3. Step 3: Cross multiply
    14,026.96x = 21,040.44 × 3,638.62
  4. Step 4: Simplify right side
    14,026.96x = 76,558,165.79
  5. Step 5: Solve for x
    x = 76,558,165.79/14,026.96
  6. Step 6: Final answer
    x = 5,457.93

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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.