Home / 22,836.96-31,501.44-16,884

Finding the Fourth Proportional to 22,836.96, 31,501.44 and 16,884

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Solution

The fourth proportional to 22,836.96, 31,501.44 and 16,884 is: 23,289.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,836.96 : 31,501.44 = 16,884 : x
  2. Step 2: Convert to fraction form
    22,836.96/31,501.44 = 16,884/x
  3. Step 3: Cross multiply
    22,836.96x = 31,501.44 × 16,884
  4. Step 4: Simplify right side
    22,836.96x = 531,870,312.96
  5. Step 5: Solve for x
    x = 531,870,312.96/22,836.96
  6. Step 6: Final answer
    x = 23,289.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.