Home / 27,195.54-37,558.37-18,719.55

Finding the Fourth Proportional to 27,195.54, 37,558.37 and 18,719.55

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Solution

The fourth proportional to 27,195.54, 37,558.37 and 18,719.55 is: 25,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.54 : 37,558.37 = 18,719.55 : x
  2. Step 2: Convert to fraction form
    27,195.54/37,558.37 = 18,719.55/x
  3. Step 3: Cross multiply
    27,195.54x = 37,558.37 × 18,719.55
  4. Step 4: Simplify right side
    27,195.54x = 703,075,691.54
  5. Step 5: Solve for x
    x = 703,075,691.54/27,195.54
  6. Step 6: Final answer
    x = 25,852.61

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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.