Home / 47,135.67-65,043.05-25,914.48

Finding the Fourth Proportional to 47,135.67, 65,043.05 and 25,914.48

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Solution

The fourth proportional to 47,135.67, 65,043.05 and 25,914.48 is: 35,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.67 : 65,043.05 = 25,914.48 : x
  2. Step 2: Convert to fraction form
    47,135.67/65,043.05 = 25,914.48/x
  3. Step 3: Cross multiply
    47,135.67x = 65,043.05 × 25,914.48
  4. Step 4: Simplify right side
    47,135.67x = 1,685,556,688.79
  5. Step 5: Solve for x
    x = 1,685,556,688.79/47,135.67
  6. Step 6: Final answer
    x = 35,759.68

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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.