Home / 25,429.86-38,144.82-10,630.68

Finding the Fourth Proportional to 25,429.86, 38,144.82 and 10,630.68

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Solution

The fourth proportional to 25,429.86, 38,144.82 and 10,630.68 is: 15,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429.86 : 38,144.82 = 10,630.68 : x
  2. Step 2: Convert to fraction form
    25,429.86/38,144.82 = 10,630.68/x
  3. Step 3: Cross multiply
    25,429.86x = 38,144.82 × 10,630.68
  4. Step 4: Simplify right side
    25,429.86x = 405,505,375.08
  5. Step 5: Solve for x
    x = 405,505,375.08/25,429.86
  6. Step 6: Final answer
    x = 15,946.03

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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.