Home / 28,867.20-43,274.88-15,025.92

Finding the Fourth Proportional to 28,867.20, 43,274.88 and 15,025.92

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Solution

The fourth proportional to 28,867.20, 43,274.88 and 15,025.92 is: 22,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.20 : 43,274.88 = 15,025.92 : x
  2. Step 2: Convert to fraction form
    28,867.20/43,274.88 = 15,025.92/x
  3. Step 3: Cross multiply
    28,867.20x = 43,274.88 × 15,025.92
  4. Step 4: Simplify right side
    28,867.20x = 650,244,884.89
  5. Step 5: Solve for x
    x = 650,244,884.89/28,867.20
  6. Step 6: Final answer
    x = 22,525.39

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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.