Home / 50,299.89-69,415.14-28,494.38

Finding the Fourth Proportional to 50,299.89, 69,415.14 and 28,494.38

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Solution

The fourth proportional to 50,299.89, 69,415.14 and 28,494.38 is: 39,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,299.89 : 69,415.14 = 28,494.38 : x
  2. Step 2: Convert to fraction form
    50,299.89/69,415.14 = 28,494.38/x
  3. Step 3: Cross multiply
    50,299.89x = 69,415.14 × 28,494.38
  4. Step 4: Simplify right side
    50,299.89x = 1,977,941,029.84
  5. Step 5: Solve for x
    x = 1,977,941,029.84/50,299.89
  6. Step 6: Final answer
    x = 39,322.97

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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.