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Finding the Fourth Proportional to 35,608.92, 49,144.97 and 20,502.22

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Solution

The fourth proportional to 35,608.92, 49,144.97 and 20,502.22 is: 28,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,608.92 : 49,144.97 = 20,502.22 : x
  2. Step 2: Convert to fraction form
    35,608.92/49,144.97 = 20,502.22/x
  3. Step 3: Cross multiply
    35,608.92x = 49,144.97 × 20,502.22
  4. Step 4: Simplify right side
    35,608.92x = 1,007,580,884.32
  5. Step 5: Solve for x
    x = 1,007,580,884.32/35,608.92
  6. Step 6: Final answer
    x = 28,295.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.