Home / 49,330.44-74,015.10-21,609

Finding the Fourth Proportional to 49,330.44, 74,015.10 and 21,609

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Solution

The fourth proportional to 49,330.44, 74,015.10 and 21,609 is: 32,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,330.44 : 74,015.10 = 21,609 : x
  2. Step 2: Convert to fraction form
    49,330.44/74,015.10 = 21,609/x
  3. Step 3: Cross multiply
    49,330.44x = 74,015.10 × 21,609
  4. Step 4: Simplify right side
    49,330.44x = 1,599,392,295.90
  5. Step 5: Solve for x
    x = 1,599,392,295.90/49,330.44
  6. Step 6: Final answer
    x = 32,422.02

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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.