Home / 25,625.09-38,434.46-6,906.59

Finding the Fourth Proportional to 25,625.09, 38,434.46 and 6,906.59

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Solution

The fourth proportional to 25,625.09, 38,434.46 and 6,906.59 is: 10,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,625.09 : 38,434.46 = 6,906.59 : x
  2. Step 2: Convert to fraction form
    25,625.09/38,434.46 = 6,906.59/x
  3. Step 3: Cross multiply
    25,625.09x = 38,434.46 × 6,906.59
  4. Step 4: Simplify right side
    25,625.09x = 265,451,022.56
  5. Step 5: Solve for x
    x = 265,451,022.56/25,625.09
  6. Step 6: Final answer
    x = 10,359.03

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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.