Home / 23,791.08-35,688.39-7,149.78

Finding the Fourth Proportional to 23,791.08, 35,688.39 and 7,149.78

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Solution

The fourth proportional to 23,791.08, 35,688.39 and 7,149.78 is: 10,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,791.08 : 35,688.39 = 7,149.78 : x
  2. Step 2: Convert to fraction form
    23,791.08/35,688.39 = 7,149.78/x
  3. Step 3: Cross multiply
    23,791.08x = 35,688.39 × 7,149.78
  4. Step 4: Simplify right side
    23,791.08x = 255,164,137.05
  5. Step 5: Solve for x
    x = 255,164,137.05/23,791.08
  6. Step 6: Final answer
    x = 10,725.20

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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.