Home / 20,088.43-27,725.30-19,202.56

Finding the Fourth Proportional to 20,088.43, 27,725.30 and 19,202.56

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Solution

The fourth proportional to 20,088.43, 27,725.30 and 19,202.56 is: 26,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,088.43 : 27,725.30 = 19,202.56 : x
  2. Step 2: Convert to fraction form
    20,088.43/27,725.30 = 19,202.56/x
  3. Step 3: Cross multiply
    20,088.43x = 27,725.30 × 19,202.56
  4. Step 4: Simplify right side
    20,088.43x = 532,396,736.77
  5. Step 5: Solve for x
    x = 532,396,736.77/20,088.43
  6. Step 6: Final answer
    x = 26,502.66

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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.