Home / 15,175.06-22,762.60-4,787.62

Finding the Fourth Proportional to 15,175.06, 22,762.60 and 4,787.62

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Solution

The fourth proportional to 15,175.06, 22,762.60 and 4,787.62 is: 7,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,175.06 : 22,762.60 = 4,787.62 : x
  2. Step 2: Convert to fraction form
    15,175.06/22,762.60 = 4,787.62/x
  3. Step 3: Cross multiply
    15,175.06x = 22,762.60 × 4,787.62
  4. Step 4: Simplify right side
    15,175.06x = 108,978,679.01
  5. Step 5: Solve for x
    x = 108,978,679.01/15,175.06
  6. Step 6: Final answer
    x = 7,181.43

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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.