Home / 38,144.68-57,225.45-12,845.44

Finding the Fourth Proportional to 38,144.68, 57,225.45 and 12,845.44

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Solution

The fourth proportional to 38,144.68, 57,225.45 and 12,845.44 is: 19,270.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,144.68 : 57,225.45 = 12,845.44 : x
  2. Step 2: Convert to fraction form
    38,144.68/57,225.45 = 12,845.44/x
  3. Step 3: Cross multiply
    38,144.68x = 57,225.45 × 12,845.44
  4. Step 4: Simplify right side
    38,144.68x = 735,085,734.09
  5. Step 5: Solve for x
    x = 735,085,734.09/38,144.68
  6. Step 6: Final answer
    x = 19,270.99

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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.