Home / 29,280.40-43,922.52-11,747.95

Finding the Fourth Proportional to 29,280.40, 43,922.52 and 11,747.95

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Solution

The fourth proportional to 29,280.40, 43,922.52 and 11,747.95 is: 17,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280.40 : 43,922.52 = 11,747.95 : x
  2. Step 2: Convert to fraction form
    29,280.40/43,922.52 = 11,747.95/x
  3. Step 3: Cross multiply
    29,280.40x = 43,922.52 × 11,747.95
  4. Step 4: Simplify right side
    29,280.40x = 515,999,459.03
  5. Step 5: Solve for x
    x = 515,999,459.03/29,280.40
  6. Step 6: Final answer
    x = 17,622.69

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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.