Home / 28,532.47-39,375.01-17,199.70

Finding the Fourth Proportional to 28,532.47, 39,375.01 and 17,199.70

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Solution

The fourth proportional to 28,532.47, 39,375.01 and 17,199.70 is: 23,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.47 : 39,375.01 = 17,199.70 : x
  2. Step 2: Convert to fraction form
    28,532.47/39,375.01 = 17,199.70/x
  3. Step 3: Cross multiply
    28,532.47x = 39,375.01 × 17,199.70
  4. Step 4: Simplify right side
    28,532.47x = 677,238,359.50
  5. Step 5: Solve for x
    x = 677,238,359.50/28,532.47
  6. Step 6: Final answer
    x = 23,735.71

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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.