Home / 18,284.41-27,426.62-5,137.23

Finding the Fourth Proportional to 18,284.41, 27,426.62 and 5,137.23

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Solution

The fourth proportional to 18,284.41, 27,426.62 and 5,137.23 is: 7,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.41 : 27,426.62 = 5,137.23 : x
  2. Step 2: Convert to fraction form
    18,284.41/27,426.62 = 5,137.23/x
  3. Step 3: Cross multiply
    18,284.41x = 27,426.62 × 5,137.23
  4. Step 4: Simplify right side
    18,284.41x = 140,896,855.06
  5. Step 5: Solve for x
    x = 140,896,855.06/18,284.41
  6. Step 6: Final answer
    x = 7,705.85

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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.