Home / 22,968.80-31,705.71-22,336.79

Finding the Fourth Proportional to 22,968.80, 31,705.71 and 22,336.79

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Solution

The fourth proportional to 22,968.80, 31,705.71 and 22,336.79 is: 30,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.80 : 31,705.71 = 22,336.79 : x
  2. Step 2: Convert to fraction form
    22,968.80/31,705.71 = 22,336.79/x
  3. Step 3: Cross multiply
    22,968.80x = 31,705.71 × 22,336.79
  4. Step 4: Simplify right side
    22,968.80x = 708,203,786.07
  5. Step 5: Solve for x
    x = 708,203,786.07/22,968.80
  6. Step 6: Final answer
    x = 30,833.30

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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.