Home / 21,469.14-29,627.37-12,037.50

Finding the Fourth Proportional to 21,469.14, 29,627.37 and 12,037.50

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Solution

The fourth proportional to 21,469.14, 29,627.37 and 12,037.50 is: 16,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,469.14 : 29,627.37 = 12,037.50 : x
  2. Step 2: Convert to fraction form
    21,469.14/29,627.37 = 12,037.50/x
  3. Step 3: Cross multiply
    21,469.14x = 29,627.37 × 12,037.50
  4. Step 4: Simplify right side
    21,469.14x = 356,639,466.38
  5. Step 5: Solve for x
    x = 356,639,466.38/21,469.14
  6. Step 6: Final answer
    x = 16,611.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.