Home / 13,183.27-19,777.34-10,739.50

Finding the Fourth Proportional to 13,183.27, 19,777.34 and 10,739.50

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Solution

The fourth proportional to 13,183.27, 19,777.34 and 10,739.50 is: 16,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.27 : 19,777.34 = 10,739.50 : x
  2. Step 2: Convert to fraction form
    13,183.27/19,777.34 = 10,739.50/x
  3. Step 3: Cross multiply
    13,183.27x = 19,777.34 × 10,739.50
  4. Step 4: Simplify right side
    13,183.27x = 212,398,689.23
  5. Step 5: Solve for x
    x = 212,398,689.23/13,183.27
  6. Step 6: Final answer
    x = 16,111.23

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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.