Home / 28,317.74-42,481.96-9,343.46

Finding the Fourth Proportional to 28,317.74, 42,481.96 and 9,343.46

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Solution

The fourth proportional to 28,317.74, 42,481.96 and 9,343.46 is: 14,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317.74 : 42,481.96 = 9,343.46 : x
  2. Step 2: Convert to fraction form
    28,317.74/42,481.96 = 9,343.46/x
  3. Step 3: Cross multiply
    28,317.74x = 42,481.96 × 9,343.46
  4. Step 4: Simplify right side
    28,317.74x = 396,928,493.98
  5. Step 5: Solve for x
    x = 396,928,493.98/28,317.74
  6. Step 6: Final answer
    x = 14,016.96

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1.5x scale

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.