Home / 33,687.16-46,493.78-20,265.82

Finding the Fourth Proportional to 33,687.16, 46,493.78 and 20,265.82

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Solution

The fourth proportional to 33,687.16, 46,493.78 and 20,265.82 is: 27,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,687.16 : 46,493.78 = 20,265.82 : x
  2. Step 2: Convert to fraction form
    33,687.16/46,493.78 = 20,265.82/x
  3. Step 3: Cross multiply
    33,687.16x = 46,493.78 × 20,265.82
  4. Step 4: Simplify right side
    33,687.16x = 942,234,576.60
  5. Step 5: Solve for x
    x = 942,234,576.60/33,687.16
  6. Step 6: Final answer
    x = 27,970.14

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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.