Home / 47,794.89-71,680.03-19,722.93

Finding the Fourth Proportional to 47,794.89, 71,680.03 and 19,722.93

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Solution

The fourth proportional to 47,794.89, 71,680.03 and 19,722.93 is: 29,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,794.89 : 71,680.03 = 19,722.93 : x
  2. Step 2: Convert to fraction form
    47,794.89/71,680.03 = 19,722.93/x
  3. Step 3: Cross multiply
    47,794.89x = 71,680.03 × 19,722.93
  4. Step 4: Simplify right side
    47,794.89x = 1,413,740,214.09
  5. Step 5: Solve for x
    x = 1,413,740,214.09/47,794.89
  6. Step 6: Final answer
    x = 29,579.32

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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.