Home / 15,427.44-23,139.34-4,028.60

Finding the Fourth Proportional to 15,427.44, 23,139.34 and 4,028.60

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Solution

The fourth proportional to 15,427.44, 23,139.34 and 4,028.60 is: 6,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.44 : 23,139.34 = 4,028.60 : x
  2. Step 2: Convert to fraction form
    15,427.44/23,139.34 = 4,028.60/x
  3. Step 3: Cross multiply
    15,427.44x = 23,139.34 × 4,028.60
  4. Step 4: Simplify right side
    15,427.44x = 93,219,192.90
  5. Step 5: Solve for x
    x = 93,219,192.90/15,427.44
  6. Step 6: Final answer
    x = 6,042.43

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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.