Home / 28,820.52-43,194.33-15,460.38

Finding the Fourth Proportional to 28,820.52, 43,194.33 and 15,460.38

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Solution

The fourth proportional to 28,820.52, 43,194.33 and 15,460.38 is: 23,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,820.52 : 43,194.33 = 15,460.38 : x
  2. Step 2: Convert to fraction form
    28,820.52/43,194.33 = 15,460.38/x
  3. Step 3: Cross multiply
    28,820.52x = 43,194.33 × 15,460.38
  4. Step 4: Simplify right side
    28,820.52x = 667,800,755.65
  5. Step 5: Solve for x
    x = 667,800,755.65/28,820.52
  6. Step 6: Final answer
    x = 23,171.02

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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.