Home / 50,171.59-69,237.33-28,664.20

Finding the Fourth Proportional to 50,171.59, 69,237.33 and 28,664.20

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Solution

The fourth proportional to 50,171.59, 69,237.33 and 28,664.20 is: 39,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,171.59 : 69,237.33 = 28,664.20 : x
  2. Step 2: Convert to fraction form
    50,171.59/69,237.33 = 28,664.20/x
  3. Step 3: Cross multiply
    50,171.59x = 69,237.33 × 28,664.20
  4. Step 4: Simplify right side
    50,171.59x = 1,984,632,674.59
  5. Step 5: Solve for x
    x = 1,984,632,674.59/50,171.59
  6. Step 6: Final answer
    x = 39,556.90

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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.