Home / 23,042.88-31,772.52-19,675.44

Finding the Fourth Proportional to 23,042.88, 31,772.52 and 19,675.44

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Solution

The fourth proportional to 23,042.88, 31,772.52 and 19,675.44 is: 27,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,042.88 : 31,772.52 = 19,675.44 : x
  2. Step 2: Convert to fraction form
    23,042.88/31,772.52 = 19,675.44/x
  3. Step 3: Cross multiply
    23,042.88x = 31,772.52 × 19,675.44
  4. Step 4: Simplify right side
    23,042.88x = 625,138,310.91
  5. Step 5: Solve for x
    x = 625,138,310.91/23,042.88
  6. Step 6: Final answer
    x = 27,129.35

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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.