Home / 37,115-55,677.66-10,821.64

Finding the Fourth Proportional to 37,115, 55,677.66 and 10,821.64

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Solution

The fourth proportional to 37,115, 55,677.66 and 10,821.64 is: 16,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115 : 55,677.66 = 10,821.64 : x
  2. Step 2: Convert to fraction form
    37,115/55,677.66 = 10,821.64/x
  3. Step 3: Cross multiply
    37,115x = 55,677.66 × 10,821.64
  4. Step 4: Simplify right side
    37,115x = 602,523,592.56
  5. Step 5: Solve for x
    x = 602,523,592.56/37,115
  6. Step 6: Final answer
    x = 16,233.96

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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.