Home / 22,804.39-31,469.73-12,732.99

Finding the Fourth Proportional to 22,804.39, 31,469.73 and 12,732.99

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Solution

The fourth proportional to 22,804.39, 31,469.73 and 12,732.99 is: 17,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,804.39 : 31,469.73 = 12,732.99 : x
  2. Step 2: Convert to fraction form
    22,804.39/31,469.73 = 12,732.99/x
  3. Step 3: Cross multiply
    22,804.39x = 31,469.73 × 12,732.99
  4. Step 4: Simplify right side
    22,804.39x = 400,703,757.39
  5. Step 5: Solve for x
    x = 400,703,757.39/22,804.39
  6. Step 6: Final answer
    x = 17,571.34

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1.5x scale

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.