Home / 18,434.08-27,651.27-11,434.47

Finding the Fourth Proportional to 18,434.08, 27,651.27 and 11,434.47

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Solution

The fourth proportional to 18,434.08, 27,651.27 and 11,434.47 is: 17,151.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.08 : 27,651.27 = 11,434.47 : x
  2. Step 2: Convert to fraction form
    18,434.08/27,651.27 = 11,434.47/x
  3. Step 3: Cross multiply
    18,434.08x = 27,651.27 × 11,434.47
  4. Step 4: Simplify right side
    18,434.08x = 316,177,556.46
  5. Step 5: Solve for x
    x = 316,177,556.46/18,434.08
  6. Step 6: Final answer
    x = 17,151.79

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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.