Home / 15,858.65-23,787.91-4,012.54

Finding the Fourth Proportional to 15,858.65, 23,787.91 and 4,012.54

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Solution

The fourth proportional to 15,858.65, 23,787.91 and 4,012.54 is: 6,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.65 : 23,787.91 = 4,012.54 : x
  2. Step 2: Convert to fraction form
    15,858.65/23,787.91 = 4,012.54/x
  3. Step 3: Cross multiply
    15,858.65x = 23,787.91 × 4,012.54
  4. Step 4: Simplify right side
    15,858.65x = 95,449,870.89
  5. Step 5: Solve for x
    x = 95,449,870.89/15,858.65
  6. Step 6: Final answer
    x = 6,018.79

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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.