Home / 29,231.20-43,846.80-11,713.60

Finding the Fourth Proportional to 29,231.20, 43,846.80 and 11,713.60

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Solution

The fourth proportional to 29,231.20, 43,846.80 and 11,713.60 is: 17,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.20 : 43,846.80 = 11,713.60 : x
  2. Step 2: Convert to fraction form
    29,231.20/43,846.80 = 11,713.60/x
  3. Step 3: Cross multiply
    29,231.20x = 43,846.80 × 11,713.60
  4. Step 4: Simplify right side
    29,231.20x = 513,603,876.48
  5. Step 5: Solve for x
    x = 513,603,876.48/29,231.20
  6. Step 6: Final answer
    x = 17,570.40

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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.