Home / 28,896.06-43,308.60-16,426.50

Finding the Fourth Proportional to 28,896.06, 43,308.60 and 16,426.50

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Solution

The fourth proportional to 28,896.06, 43,308.60 and 16,426.50 is: 24,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896.06 : 43,308.60 = 16,426.50 : x
  2. Step 2: Convert to fraction form
    28,896.06/43,308.60 = 16,426.50/x
  3. Step 3: Cross multiply
    28,896.06x = 43,308.60 × 16,426.50
  4. Step 4: Simplify right side
    28,896.06x = 711,408,717.90
  5. Step 5: Solve for x
    x = 711,408,717.90/28,896.06
  6. Step 6: Final answer
    x = 24,619.58

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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.