Home / 20,374.84-30,566.67-6,334.61

Finding the Fourth Proportional to 20,374.84, 30,566.67 and 6,334.61

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Solution

The fourth proportional to 20,374.84, 30,566.67 and 6,334.61 is: 9,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,374.84 : 30,566.67 = 6,334.61 : x
  2. Step 2: Convert to fraction form
    20,374.84/30,566.67 = 6,334.61/x
  3. Step 3: Cross multiply
    20,374.84x = 30,566.67 × 6,334.61
  4. Step 4: Simplify right side
    20,374.84x = 193,627,756.86
  5. Step 5: Solve for x
    x = 193,627,756.86/20,374.84
  6. Step 6: Final answer
    x = 9,503.28

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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.