Home / 18,357.38-27,536.08-17,422.46

Finding the Fourth Proportional to 18,357.38, 27,536.08 and 17,422.46

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Solution

The fourth proportional to 18,357.38, 27,536.08 and 17,422.46 is: 26,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,357.38 : 27,536.08 = 17,422.46 : x
  2. Step 2: Convert to fraction form
    18,357.38/27,536.08 = 17,422.46/x
  3. Step 3: Cross multiply
    18,357.38x = 27,536.08 × 17,422.46
  4. Step 4: Simplify right side
    18,357.38x = 479,746,252.36
  5. Step 5: Solve for x
    x = 479,746,252.36/18,357.38
  6. Step 6: Final answer
    x = 26,133.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.