Home / 50,390.33-69,537.18-27,729.31

Finding the Fourth Proportional to 50,390.33, 69,537.18 and 27,729.31

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Solution

The fourth proportional to 50,390.33, 69,537.18 and 27,729.31 is: 38,265.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,390.33 : 69,537.18 = 27,729.31 : x
  2. Step 2: Convert to fraction form
    50,390.33/69,537.18 = 27,729.31/x
  3. Step 3: Cross multiply
    50,390.33x = 69,537.18 × 27,729.31
  4. Step 4: Simplify right side
    50,390.33x = 1,928,217,742.92
  5. Step 5: Solve for x
    x = 1,928,217,742.92/50,390.33
  6. Step 6: Final answer
    x = 38,265.63

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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.