Home / 29,945.14-44,922.84-12,405.40

Finding the Fourth Proportional to 29,945.14, 44,922.84 and 12,405.40

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Solution

The fourth proportional to 29,945.14, 44,922.84 and 12,405.40 is: 18,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.14 : 44,922.84 = 12,405.40 : x
  2. Step 2: Convert to fraction form
    29,945.14/44,922.84 = 12,405.40/x
  3. Step 3: Cross multiply
    29,945.14x = 44,922.84 × 12,405.40
  4. Step 4: Simplify right side
    29,945.14x = 557,285,799.34
  5. Step 5: Solve for x
    x = 557,285,799.34/29,945.14
  6. Step 6: Final answer
    x = 18,610.23

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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.