Home / 29,556.24-40,774.56-19,992.71

Finding the Fourth Proportional to 29,556.24, 40,774.56 and 19,992.71

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Solution

The fourth proportional to 29,556.24, 40,774.56 and 19,992.71 is: 27,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.24 : 40,774.56 = 19,992.71 : x
  2. Step 2: Convert to fraction form
    29,556.24/40,774.56 = 19,992.71/x
  3. Step 3: Cross multiply
    29,556.24x = 40,774.56 × 19,992.71
  4. Step 4: Simplify right side
    29,556.24x = 815,193,749.58
  5. Step 5: Solve for x
    x = 815,193,749.58/29,556.24
  6. Step 6: Final answer
    x = 27,581.10

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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.