Home / 54,049.87-81,113.08-18,992.26

Finding the Fourth Proportional to 54,049.87, 81,113.08 and 18,992.26

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Solution

The fourth proportional to 54,049.87, 81,113.08 and 18,992.26 is: 28,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.87 : 81,113.08 = 18,992.26 : x
  2. Step 2: Convert to fraction form
    54,049.87/81,113.08 = 18,992.26/x
  3. Step 3: Cross multiply
    54,049.87x = 81,113.08 × 18,992.26
  4. Step 4: Simplify right side
    54,049.87x = 1,540,520,704.76
  5. Step 5: Solve for x
    x = 1,540,520,704.76/54,049.87
  6. Step 6: Final answer
    x = 28,501.84

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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.