Home / 31,923.08-47,819.34-26,021

Finding the Fourth Proportional to 31,923.08, 47,819.34 and 26,021

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Solution

The fourth proportional to 31,923.08, 47,819.34 and 26,021 is: 38,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,923.08 : 47,819.34 = 26,021 : x
  2. Step 2: Convert to fraction form
    31,923.08/47,819.34 = 26,021/x
  3. Step 3: Cross multiply
    31,923.08x = 47,819.34 × 26,021
  4. Step 4: Simplify right side
    31,923.08x = 1,244,307,046.14
  5. Step 5: Solve for x
    x = 1,244,307,046.14/31,923.08
  6. Step 6: Final answer
    x = 38,978.29

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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.