Home / 29,556.46-40,788.81-16,811.47

Finding the Fourth Proportional to 29,556.46, 40,788.81 and 16,811.47

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Solution

The fourth proportional to 29,556.46, 40,788.81 and 16,811.47 is: 23,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.46 : 40,788.81 = 16,811.47 : x
  2. Step 2: Convert to fraction form
    29,556.46/40,788.81 = 16,811.47/x
  3. Step 3: Cross multiply
    29,556.46x = 40,788.81 × 16,811.47
  4. Step 4: Simplify right side
    29,556.46x = 685,719,771.59
  5. Step 5: Solve for x
    x = 685,719,771.59/29,556.46
  6. Step 6: Final answer
    x = 23,200.34

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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.