Home / 30,257.03-41,749.80-16,827.95

Finding the Fourth Proportional to 30,257.03, 41,749.80 and 16,827.95

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Solution

The fourth proportional to 30,257.03, 41,749.80 and 16,827.95 is: 23,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.03 : 41,749.80 = 16,827.95 : x
  2. Step 2: Convert to fraction form
    30,257.03/41,749.80 = 16,827.95/x
  3. Step 3: Cross multiply
    30,257.03x = 41,749.80 × 16,827.95
  4. Step 4: Simplify right side
    30,257.03x = 702,563,546.91
  5. Step 5: Solve for x
    x = 702,563,546.91/30,257.03
  6. Step 6: Final answer
    x = 23,219.85

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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.