Home / 47,222.09-65,166.39-25,711.49

Finding the Fourth Proportional to 47,222.09, 65,166.39 and 25,711.49

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Solution

The fourth proportional to 47,222.09, 65,166.39 and 25,711.49 is: 35,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,222.09 : 65,166.39 = 25,711.49 : x
  2. Step 2: Convert to fraction form
    47,222.09/65,166.39 = 25,711.49/x
  3. Step 3: Cross multiply
    47,222.09x = 65,166.39 × 25,711.49
  4. Step 4: Simplify right side
    47,222.09x = 1,675,525,147.74
  5. Step 5: Solve for x
    x = 1,675,525,147.74/47,222.09
  6. Step 6: Final answer
    x = 35,481.81

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1.5x scale

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.