Home / 27,195-37,529.16-15,872.28

Finding the Fourth Proportional to 27,195, 37,529.16 and 15,872.28

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Solution

The fourth proportional to 27,195, 37,529.16 and 15,872.28 is: 21,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195 : 37,529.16 = 15,872.28 : x
  2. Step 2: Convert to fraction form
    27,195/37,529.16 = 15,872.28/x
  3. Step 3: Cross multiply
    27,195x = 37,529.16 × 15,872.28
  4. Step 4: Simplify right side
    27,195x = 595,673,335.68
  5. Step 5: Solve for x
    x = 595,673,335.68/27,195
  6. Step 6: Final answer
    x = 21,903.78

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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.