Home / 18,419.13-27,632.34-6,733.26

Finding the Fourth Proportional to 18,419.13, 27,632.34 and 6,733.26

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Solution

The fourth proportional to 18,419.13, 27,632.34 and 6,733.26 is: 10,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.13 : 27,632.34 = 6,733.26 : x
  2. Step 2: Convert to fraction form
    18,419.13/27,632.34 = 6,733.26/x
  3. Step 3: Cross multiply
    18,419.13x = 27,632.34 × 6,733.26
  4. Step 4: Simplify right side
    18,419.13x = 186,055,729.63
  5. Step 5: Solve for x
    x = 186,055,729.63/18,419.13
  6. Step 6: Final answer
    x = 10,101.22

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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.