Home / 54,981.22-82,431.46-17,519.73

Finding the Fourth Proportional to 54,981.22, 82,431.46 and 17,519.73

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Solution

The fourth proportional to 54,981.22, 82,431.46 and 17,519.73 is: 26,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,981.22 : 82,431.46 = 17,519.73 : x
  2. Step 2: Convert to fraction form
    54,981.22/82,431.46 = 17,519.73/x
  3. Step 3: Cross multiply
    54,981.22x = 82,431.46 × 17,519.73
  4. Step 4: Simplify right side
    54,981.22x = 1,444,176,835.11
  5. Step 5: Solve for x
    x = 1,444,176,835.11/54,981.22
  6. Step 6: Final answer
    x = 26,266.73

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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.