Home / 50,174.09-69,240.78-28,666.70

Finding the Fourth Proportional to 50,174.09, 69,240.78 and 28,666.70

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Solution

The fourth proportional to 50,174.09, 69,240.78 and 28,666.70 is: 39,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,174.09 : 69,240.78 = 28,666.70 : x
  2. Step 2: Convert to fraction form
    50,174.09/69,240.78 = 28,666.70/x
  3. Step 3: Cross multiply
    50,174.09x = 69,240.78 × 28,666.70
  4. Step 4: Simplify right side
    50,174.09x = 1,984,904,668.03
  5. Step 5: Solve for x
    x = 1,984,904,668.03/50,174.09
  6. Step 6: Final answer
    x = 39,560.35

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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.