Home / 20,329-30,454.04-14,982.46

Finding the Fourth Proportional to 20,329, 30,454.04 and 14,982.46

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Solution

The fourth proportional to 20,329, 30,454.04 and 14,982.46 is: 22,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,329 : 30,454.04 = 14,982.46 : x
  2. Step 2: Convert to fraction form
    20,329/30,454.04 = 14,982.46/x
  3. Step 3: Cross multiply
    20,329x = 30,454.04 × 14,982.46
  4. Step 4: Simplify right side
    20,329x = 456,276,436.14
  5. Step 5: Solve for x
    x = 456,276,436.14/20,329
  6. Step 6: Final answer
    x = 22,444.61

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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.