Home / 50,928.36-70,279.79-28,267.29

Finding the Fourth Proportional to 50,928.36, 70,279.79 and 28,267.29

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Solution

The fourth proportional to 50,928.36, 70,279.79 and 28,267.29 is: 39,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,928.36 : 70,279.79 = 28,267.29 : x
  2. Step 2: Convert to fraction form
    50,928.36/70,279.79 = 28,267.29/x
  3. Step 3: Cross multiply
    50,928.36x = 70,279.79 × 28,267.29
  4. Step 4: Simplify right side
    50,928.36x = 1,986,619,451.44
  5. Step 5: Solve for x
    x = 1,986,619,451.44/50,928.36
  6. Step 6: Final answer
    x = 39,008.12

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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.