Home / 27,556.39-38,046.60-18,495.34

Finding the Fourth Proportional to 27,556.39, 38,046.60 and 18,495.34

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Solution

The fourth proportional to 27,556.39, 38,046.60 and 18,495.34 is: 25,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.39 : 38,046.60 = 18,495.34 : x
  2. Step 2: Convert to fraction form
    27,556.39/38,046.60 = 18,495.34/x
  3. Step 3: Cross multiply
    27,556.39x = 38,046.60 × 18,495.34
  4. Step 4: Simplify right side
    27,556.39x = 703,684,818.35
  5. Step 5: Solve for x
    x = 703,684,818.35/27,556.39
  6. Step 6: Final answer
    x = 25,536.17

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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.