Home / 31,192.25-43,032.43-22,675.70

Finding the Fourth Proportional to 31,192.25, 43,032.43 and 22,675.70

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Solution

The fourth proportional to 31,192.25, 43,032.43 and 22,675.70 is: 31,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.25 : 43,032.43 = 22,675.70 : x
  2. Step 2: Convert to fraction form
    31,192.25/43,032.43 = 22,675.70/x
  3. Step 3: Cross multiply
    31,192.25x = 43,032.43 × 22,675.70
  4. Step 4: Simplify right side
    31,192.25x = 975,790,608.88
  5. Step 5: Solve for x
    x = 975,790,608.88/31,192.25
  6. Step 6: Final answer
    x = 31,283.12

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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.