Home / 35,945.64-49,604.40-20,029.68

Finding the Fourth Proportional to 35,945.64, 49,604.40 and 20,029.68

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Solution

The fourth proportional to 35,945.64, 49,604.40 and 20,029.68 is: 27,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,945.64 : 49,604.40 = 20,029.68 : x
  2. Step 2: Convert to fraction form
    35,945.64/49,604.40 = 20,029.68/x
  3. Step 3: Cross multiply
    35,945.64x = 49,604.40 × 20,029.68
  4. Step 4: Simplify right side
    35,945.64x = 993,560,258.59
  5. Step 5: Solve for x
    x = 993,560,258.59/35,945.64
  6. Step 6: Final answer
    x = 27,640.63

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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.