Home / 12,494.85-18,749.48-4,704.45

Finding the Fourth Proportional to 12,494.85, 18,749.48 and 4,704.45

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Solution

The fourth proportional to 12,494.85, 18,749.48 and 4,704.45 is: 7,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494.85 : 18,749.48 = 4,704.45 : x
  2. Step 2: Convert to fraction form
    12,494.85/18,749.48 = 4,704.45/x
  3. Step 3: Cross multiply
    12,494.85x = 18,749.48 × 4,704.45
  4. Step 4: Simplify right side
    12,494.85x = 88,205,967.66
  5. Step 5: Solve for x
    x = 88,205,967.66/12,494.85
  6. Step 6: Final answer
    x = 7,059.39

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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.