Home / 13,444.92-20,173.19-5,127.44

Finding the Fourth Proportional to 13,444.92, 20,173.19 and 5,127.44

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Solution

The fourth proportional to 13,444.92, 20,173.19 and 5,127.44 is: 7,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.92 : 20,173.19 = 5,127.44 : x
  2. Step 2: Convert to fraction form
    13,444.92/20,173.19 = 5,127.44/x
  3. Step 3: Cross multiply
    13,444.92x = 20,173.19 × 5,127.44
  4. Step 4: Simplify right side
    13,444.92x = 103,436,694.83
  5. Step 5: Solve for x
    x = 103,436,694.83/13,444.92
  6. Step 6: Final answer
    x = 7,693.37

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1.5x scale

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.