Home / 50,928.48-70,279.97-28,267.42

Finding the Fourth Proportional to 50,928.48, 70,279.97 and 28,267.42

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Solution

The fourth proportional to 50,928.48, 70,279.97 and 28,267.42 is: 39,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,928.48 : 70,279.97 = 28,267.42 : x
  2. Step 2: Convert to fraction form
    50,928.48/70,279.97 = 28,267.42/x
  3. Step 3: Cross multiply
    50,928.48x = 70,279.97 × 28,267.42
  4. Step 4: Simplify right side
    50,928.48x = 1,986,633,112.54
  5. Step 5: Solve for x
    x = 1,986,633,112.54/50,928.48
  6. Step 6: Final answer
    x = 39,008.29

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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.