Home / 26,137.13-39,183.81-18,216.41

Finding the Fourth Proportional to 26,137.13, 39,183.81 and 18,216.41

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Solution

The fourth proportional to 26,137.13, 39,183.81 and 18,216.41 is: 27,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.13 : 39,183.81 = 18,216.41 : x
  2. Step 2: Convert to fraction form
    26,137.13/39,183.81 = 18,216.41/x
  3. Step 3: Cross multiply
    26,137.13x = 39,183.81 × 18,216.41
  4. Step 4: Simplify right side
    26,137.13x = 713,788,152.40
  5. Step 5: Solve for x
    x = 713,788,152.40/26,137.13
  6. Step 6: Final answer
    x = 27,309.36

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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.