Home / 27,896.50-38,502.03-15,960.34

Finding the Fourth Proportional to 27,896.50, 38,502.03 and 15,960.34

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Solution

The fourth proportional to 27,896.50, 38,502.03 and 15,960.34 is: 22,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.50 : 38,502.03 = 15,960.34 : x
  2. Step 2: Convert to fraction form
    27,896.50/38,502.03 = 15,960.34/x
  3. Step 3: Cross multiply
    27,896.50x = 38,502.03 × 15,960.34
  4. Step 4: Simplify right side
    27,896.50x = 614,505,489.49
  5. Step 5: Solve for x
    x = 614,505,489.49/27,896.50
  6. Step 6: Final answer
    x = 22,028.05

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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.