Home / 37,787.87-56,670.19-12,482.84

Finding the Fourth Proportional to 37,787.87, 56,670.19 and 12,482.84

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Solution

The fourth proportional to 37,787.87, 56,670.19 and 12,482.84 is: 18,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.87 : 56,670.19 = 12,482.84 : x
  2. Step 2: Convert to fraction form
    37,787.87/56,670.19 = 12,482.84/x
  3. Step 3: Cross multiply
    37,787.87x = 56,670.19 × 12,482.84
  4. Step 4: Simplify right side
    37,787.87x = 707,404,914.54
  5. Step 5: Solve for x
    x = 707,404,914.54/37,787.87
  6. Step 6: Final answer
    x = 18,720.42

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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.