Home / 54,949.61-82,436.85-17,511.81

Finding the Fourth Proportional to 54,949.61, 82,436.85 and 17,511.81

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Solution

The fourth proportional to 54,949.61, 82,436.85 and 17,511.81 is: 26,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,949.61 : 82,436.85 = 17,511.81 : x
  2. Step 2: Convert to fraction form
    54,949.61/82,436.85 = 17,511.81/x
  3. Step 3: Cross multiply
    54,949.61x = 82,436.85 × 17,511.81
  4. Step 4: Simplify right side
    54,949.61x = 1,443,618,454.20
  5. Step 5: Solve for x
    x = 1,443,618,454.20/54,949.61
  6. Step 6: Final answer
    x = 26,271.68

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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.