Home / 26,789.68-36,957.88-18,837.04

Finding the Fourth Proportional to 26,789.68, 36,957.88 and 18,837.04

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Solution

The fourth proportional to 26,789.68, 36,957.88 and 18,837.04 is: 25,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.68 : 36,957.88 = 18,837.04 : x
  2. Step 2: Convert to fraction form
    26,789.68/36,957.88 = 18,837.04/x
  3. Step 3: Cross multiply
    26,789.68x = 36,957.88 × 18,837.04
  4. Step 4: Simplify right side
    26,789.68x = 696,177,063.88
  5. Step 5: Solve for x
    x = 696,177,063.88/26,789.68
  6. Step 6: Final answer
    x = 25,986.76

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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.