Home / 34,654.58-51,940.36-13,581.48

Finding the Fourth Proportional to 34,654.58, 51,940.36 and 13,581.48

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Solution

The fourth proportional to 34,654.58, 51,940.36 and 13,581.48 is: 20,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.58 : 51,940.36 = 13,581.48 : x
  2. Step 2: Convert to fraction form
    34,654.58/51,940.36 = 13,581.48/x
  3. Step 3: Cross multiply
    34,654.58x = 51,940.36 × 13,581.48
  4. Step 4: Simplify right side
    34,654.58x = 705,426,960.53
  5. Step 5: Solve for x
    x = 705,426,960.53/34,654.58
  6. Step 6: Final answer
    x = 20,355.95

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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.