Home / 20,584.24-30,883.75-8,097.35

Finding the Fourth Proportional to 20,584.24, 30,883.75 and 8,097.35

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Solution

The fourth proportional to 20,584.24, 30,883.75 and 8,097.35 is: 12,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,584.24 : 30,883.75 = 8,097.35 : x
  2. Step 2: Convert to fraction form
    20,584.24/30,883.75 = 8,097.35/x
  3. Step 3: Cross multiply
    20,584.24x = 30,883.75 × 8,097.35
  4. Step 4: Simplify right side
    20,584.24x = 250,076,358.40
  5. Step 5: Solve for x
    x = 250,076,358.40/20,584.24
  6. Step 6: Final answer
    x = 12,148.93

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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.