Home / 15,241.37-21,033.27-8,527.37

Finding the Fourth Proportional to 15,241.37, 21,033.27 and 8,527.37

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Solution

The fourth proportional to 15,241.37, 21,033.27 and 8,527.37 is: 11,767.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.37 : 21,033.27 = 8,527.37 : x
  2. Step 2: Convert to fraction form
    15,241.37/21,033.27 = 8,527.37/x
  3. Step 3: Cross multiply
    15,241.37x = 21,033.27 × 8,527.37
  4. Step 4: Simplify right side
    15,241.37x = 179,358,370.43
  5. Step 5: Solve for x
    x = 179,358,370.43/15,241.37
  6. Step 6: Final answer
    x = 11,767.87

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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.