Home / 25,104.80-37,661.52-10,321.76

Finding the Fourth Proportional to 25,104.80, 37,661.52 and 10,321.76

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Solution

The fourth proportional to 25,104.80, 37,661.52 and 10,321.76 is: 15,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.80 : 37,661.52 = 10,321.76 : x
  2. Step 2: Convert to fraction form
    25,104.80/37,661.52 = 10,321.76/x
  3. Step 3: Cross multiply
    25,104.80x = 37,661.52 × 10,321.76
  4. Step 4: Simplify right side
    25,104.80x = 388,733,170.68
  5. Step 5: Solve for x
    x = 388,733,170.68/25,104.80
  6. Step 6: Final answer
    x = 15,484.42

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1.5x scale

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.