Home / 14,132.35-21,169.77-11,343.93

Finding the Fourth Proportional to 14,132.35, 21,169.77 and 11,343.93

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Solution

The fourth proportional to 14,132.35, 21,169.77 and 11,343.93 is: 16,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.35 : 21,169.77 = 11,343.93 : x
  2. Step 2: Convert to fraction form
    14,132.35/21,169.77 = 11,343.93/x
  3. Step 3: Cross multiply
    14,132.35x = 21,169.77 × 11,343.93
  4. Step 4: Simplify right side
    14,132.35x = 240,148,389.00
  5. Step 5: Solve for x
    x = 240,148,389.00/14,132.35
  6. Step 6: Final answer
    x = 16,992.81

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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.