Home / 50,040.61-69,045.81-28,814.29

Finding the Fourth Proportional to 50,040.61, 69,045.81 and 28,814.29

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Solution

The fourth proportional to 50,040.61, 69,045.81 and 28,814.29 is: 39,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,040.61 : 69,045.81 = 28,814.29 : x
  2. Step 2: Convert to fraction form
    50,040.61/69,045.81 = 28,814.29/x
  3. Step 3: Cross multiply
    50,040.61x = 69,045.81 × 28,814.29
  4. Step 4: Simplify right side
    50,040.61x = 1,989,505,992.62
  5. Step 5: Solve for x
    x = 1,989,505,992.62/50,040.61
  6. Step 6: Final answer
    x = 39,757.83

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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.