Home / 40,004.88-60,016.48-13,709.60

Finding the Fourth Proportional to 40,004.88, 60,016.48 and 13,709.60

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Solution

The fourth proportional to 40,004.88, 60,016.48 and 13,709.60 is: 20,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004.88 : 60,016.48 = 13,709.60 : x
  2. Step 2: Convert to fraction form
    40,004.88/60,016.48 = 13,709.60/x
  3. Step 3: Cross multiply
    40,004.88x = 60,016.48 × 13,709.60
  4. Step 4: Simplify right side
    40,004.88x = 822,801,934.21
  5. Step 5: Solve for x
    x = 822,801,934.21/40,004.88
  6. Step 6: Final answer
    x = 20,567.54

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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.