Home / 47,775.70-65,930.07-25,971.83

Finding the Fourth Proportional to 47,775.70, 65,930.07 and 25,971.83

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Solution

The fourth proportional to 47,775.70, 65,930.07 and 25,971.83 is: 35,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.70 : 65,930.07 = 25,971.83 : x
  2. Step 2: Convert to fraction form
    47,775.70/65,930.07 = 25,971.83/x
  3. Step 3: Cross multiply
    47,775.70x = 65,930.07 × 25,971.83
  4. Step 4: Simplify right side
    47,775.70x = 1,712,324,569.93
  5. Step 5: Solve for x
    x = 1,712,324,569.93/47,775.70
  6. Step 6: Final answer
    x = 35,840.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.