Home / 27,571.19-38,034.21-18,016.68

Finding the Fourth Proportional to 27,571.19, 38,034.21 and 18,016.68

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Solution

The fourth proportional to 27,571.19, 38,034.21 and 18,016.68 is: 24,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571.19 : 38,034.21 = 18,016.68 : x
  2. Step 2: Convert to fraction form
    27,571.19/38,034.21 = 18,016.68/x
  3. Step 3: Cross multiply
    27,571.19x = 38,034.21 × 18,016.68
  4. Step 4: Simplify right side
    27,571.19x = 685,250,085.53
  5. Step 5: Solve for x
    x = 685,250,085.53/27,571.19
  6. Step 6: Final answer
    x = 24,853.85

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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.