Home / 34,442.92-47,553.64-21,021.95

Finding the Fourth Proportional to 34,442.92, 47,553.64 and 21,021.95

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Solution

The fourth proportional to 34,442.92, 47,553.64 and 21,021.95 is: 29,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,442.92 : 47,553.64 = 21,021.95 : x
  2. Step 2: Convert to fraction form
    34,442.92/47,553.64 = 21,021.95/x
  3. Step 3: Cross multiply
    34,442.92x = 47,553.64 × 21,021.95
  4. Step 4: Simplify right side
    34,442.92x = 999,670,137.29
  5. Step 5: Solve for x
    x = 999,670,137.29/34,442.92
  6. Step 6: Final answer
    x = 29,023.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.