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Finding the Fourth Proportional to 35,673.85, 49,253.97 and 31,884.87

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Solution

The fourth proportional to 35,673.85, 49,253.97 and 31,884.87 is: 44,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.85 : 49,253.97 = 31,884.87 : x
  2. Step 2: Convert to fraction form
    35,673.85/49,253.97 = 31,884.87/x
  3. Step 3: Cross multiply
    35,673.85x = 49,253.97 × 31,884.87
  4. Step 4: Simplify right side
    35,673.85x = 1,570,456,430.43
  5. Step 5: Solve for x
    x = 1,570,456,430.43/35,673.85
  6. Step 6: Final answer
    x = 44,022.62

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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.