Home / 27,310.80-37,685.56-17,235.44

Finding the Fourth Proportional to 27,310.80, 37,685.56 and 17,235.44

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Solution

The fourth proportional to 27,310.80, 37,685.56 and 17,235.44 is: 23,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.80 : 37,685.56 = 17,235.44 : x
  2. Step 2: Convert to fraction form
    27,310.80/37,685.56 = 17,235.44/x
  3. Step 3: Cross multiply
    27,310.80x = 37,685.56 × 17,235.44
  4. Step 4: Simplify right side
    27,310.80x = 649,527,208.25
  5. Step 5: Solve for x
    x = 649,527,208.25/27,310.80
  6. Step 6: Final answer
    x = 23,782.80

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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.