Home / 53,279.52-79,908.24-25,187.64

Finding the Fourth Proportional to 53,279.52, 79,908.24 and 25,187.64

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Solution

The fourth proportional to 53,279.52, 79,908.24 and 25,187.64 is: 37,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,279.52 : 79,908.24 = 25,187.64 : x
  2. Step 2: Convert to fraction form
    53,279.52/79,908.24 = 25,187.64/x
  3. Step 3: Cross multiply
    53,279.52x = 79,908.24 × 25,187.64
  4. Step 4: Simplify right side
    53,279.52x = 2,012,699,982.15
  5. Step 5: Solve for x
    x = 2,012,699,982.15/53,279.52
  6. Step 6: Final answer
    x = 37,776.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.