Home / 21,822.14-32,739.59-7,030.73

Finding the Fourth Proportional to 21,822.14, 32,739.59 and 7,030.73

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Solution

The fourth proportional to 21,822.14, 32,739.59 and 7,030.73 is: 10,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822.14 : 32,739.59 = 7,030.73 : x
  2. Step 2: Convert to fraction form
    21,822.14/32,739.59 = 7,030.73/x
  3. Step 3: Cross multiply
    21,822.14x = 32,739.59 × 7,030.73
  4. Step 4: Simplify right side
    21,822.14x = 230,183,317.03
  5. Step 5: Solve for x
    x = 230,183,317.03/21,822.14
  6. Step 6: Final answer
    x = 10,548.15

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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.