Home / 12,524.40-18,761.04-5,930.55

Finding the Fourth Proportional to 12,524.40, 18,761.04 and 5,930.55

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Solution

The fourth proportional to 12,524.40, 18,761.04 and 5,930.55 is: 8,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.40 : 18,761.04 = 5,930.55 : x
  2. Step 2: Convert to fraction form
    12,524.40/18,761.04 = 5,930.55/x
  3. Step 3: Cross multiply
    12,524.40x = 18,761.04 × 5,930.55
  4. Step 4: Simplify right side
    12,524.40x = 111,263,285.77
  5. Step 5: Solve for x
    x = 111,263,285.77/12,524.40
  6. Step 6: Final answer
    x = 8,883.72

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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.