Home / 15,729.76-23,604.24-6,494.56

Finding the Fourth Proportional to 15,729.76, 23,604.24 and 6,494.56

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Solution

The fourth proportional to 15,729.76, 23,604.24 and 6,494.56 is: 9,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.76 : 23,604.24 = 6,494.56 : x
  2. Step 2: Convert to fraction form
    15,729.76/23,604.24 = 6,494.56/x
  3. Step 3: Cross multiply
    15,729.76x = 23,604.24 × 6,494.56
  4. Step 4: Simplify right side
    15,729.76x = 153,299,152.93
  5. Step 5: Solve for x
    x = 153,299,152.93/15,729.76
  6. Step 6: Final answer
    x = 9,745.80

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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.