Home / 15,824.40-23,704.20-8,037.60

Finding the Fourth Proportional to 15,824.40, 23,704.20 and 8,037.60

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Solution

The fourth proportional to 15,824.40, 23,704.20 and 8,037.60 is: 12,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,824.40 : 23,704.20 = 8,037.60 : x
  2. Step 2: Convert to fraction form
    15,824.40/23,704.20 = 8,037.60/x
  3. Step 3: Cross multiply
    15,824.40x = 23,704.20 × 8,037.60
  4. Step 4: Simplify right side
    15,824.40x = 190,524,877.92
  5. Step 5: Solve for x
    x = 190,524,877.92/15,824.40
  6. Step 6: Final answer
    x = 12,039.94

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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.