Home / 30,259.86-41,754.66-16,828.44

Finding the Fourth Proportional to 30,259.86, 41,754.66 and 16,828.44

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Solution

The fourth proportional to 30,259.86, 41,754.66 and 16,828.44 is: 23,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.86 : 41,754.66 = 16,828.44 : x
  2. Step 2: Convert to fraction form
    30,259.86/41,754.66 = 16,828.44/x
  3. Step 3: Cross multiply
    30,259.86x = 41,754.66 × 16,828.44
  4. Step 4: Simplify right side
    30,259.86x = 702,665,790.53
  5. Step 5: Solve for x
    x = 702,665,790.53/30,259.86
  6. Step 6: Final answer
    x = 23,221.05

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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.