Home / 50,428.09-75,540.21-25,433.38

Finding the Fourth Proportional to 50,428.09, 75,540.21 and 25,433.38

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Solution

The fourth proportional to 50,428.09, 75,540.21 and 25,433.38 is: 38,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.09 : 75,540.21 = 25,433.38 : x
  2. Step 2: Convert to fraction form
    50,428.09/75,540.21 = 25,433.38/x
  3. Step 3: Cross multiply
    50,428.09x = 75,540.21 × 25,433.38
  4. Step 4: Simplify right side
    50,428.09x = 1,921,242,866.21
  5. Step 5: Solve for x
    x = 1,921,242,866.21/50,428.09
  6. Step 6: Final answer
    x = 38,098.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.