Home / 14,544.12-21,822.66-7,617

Finding the Fourth Proportional to 14,544.12, 21,822.66 and 7,617

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Solution

The fourth proportional to 14,544.12, 21,822.66 and 7,617 is: 11,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.12 : 21,822.66 = 7,617 : x
  2. Step 2: Convert to fraction form
    14,544.12/21,822.66 = 7,617/x
  3. Step 3: Cross multiply
    14,544.12x = 21,822.66 × 7,617
  4. Step 4: Simplify right side
    14,544.12x = 166,223,201.22
  5. Step 5: Solve for x
    x = 166,223,201.22/14,544.12
  6. Step 6: Final answer
    x = 11,428.89

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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.