Home / 30,974.83-46,456.55-14,103.84

Finding the Fourth Proportional to 30,974.83, 46,456.55 and 14,103.84

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Solution

The fourth proportional to 30,974.83, 46,456.55 and 14,103.84 is: 21,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,974.83 : 46,456.55 = 14,103.84 : x
  2. Step 2: Convert to fraction form
    30,974.83/46,456.55 = 14,103.84/x
  3. Step 3: Cross multiply
    30,974.83x = 46,456.55 × 14,103.84
  4. Step 4: Simplify right side
    30,974.83x = 655,215,748.15
  5. Step 5: Solve for x
    x = 655,215,748.15/30,974.83
  6. Step 6: Final answer
    x = 21,153.17

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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.