Home / 27,138.24-37,450.55-17,581.66

Finding the Fourth Proportional to 27,138.24, 37,450.55 and 17,581.66

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Solution

The fourth proportional to 27,138.24, 37,450.55 and 17,581.66 is: 24,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138.24 : 37,450.55 = 17,581.66 : x
  2. Step 2: Convert to fraction form
    27,138.24/37,450.55 = 17,581.66/x
  3. Step 3: Cross multiply
    27,138.24x = 37,450.55 × 17,581.66
  4. Step 4: Simplify right side
    27,138.24x = 658,442,787.24
  5. Step 5: Solve for x
    x = 658,442,787.24/27,138.24
  6. Step 6: Final answer
    x = 24,262.55

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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.