Home / 52,721.85-79,093.32-19,442.07

Finding the Fourth Proportional to 52,721.85, 79,093.32 and 19,442.07

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Solution

The fourth proportional to 52,721.85, 79,093.32 and 19,442.07 is: 29,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721.85 : 79,093.32 = 19,442.07 : x
  2. Step 2: Convert to fraction form
    52,721.85/79,093.32 = 19,442.07/x
  3. Step 3: Cross multiply
    52,721.85x = 79,093.32 × 19,442.07
  4. Step 4: Simplify right side
    52,721.85x = 1,537,737,863.97
  5. Step 5: Solve for x
    x = 1,537,737,863.97/52,721.85
  6. Step 6: Final answer
    x = 29,166.99

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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.