Home / 27,195.40-37,529.62-15,872.68

Finding the Fourth Proportional to 27,195.40, 37,529.62 and 15,872.68

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Solution

The fourth proportional to 27,195.40, 37,529.62 and 15,872.68 is: 21,904.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.40 : 37,529.62 = 15,872.68 : x
  2. Step 2: Convert to fraction form
    27,195.40/37,529.62 = 15,872.68/x
  3. Step 3: Cross multiply
    27,195.40x = 37,529.62 × 15,872.68
  4. Step 4: Simplify right side
    27,195.40x = 595,695,648.78
  5. Step 5: Solve for x
    x = 595,695,648.78/27,195.40
  6. Step 6: Final answer
    x = 21,904.28

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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.