Home / 41,279.36-61,923.52-13,577.28

Finding the Fourth Proportional to 41,279.36, 61,923.52 and 13,577.28

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Solution

The fourth proportional to 41,279.36, 61,923.52 and 13,577.28 is: 20,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,279.36 : 61,923.52 = 13,577.28 : x
  2. Step 2: Convert to fraction form
    41,279.36/61,923.52 = 13,577.28/x
  3. Step 3: Cross multiply
    41,279.36x = 61,923.52 × 13,577.28
  4. Step 4: Simplify right side
    41,279.36x = 840,752,969.63
  5. Step 5: Solve for x
    x = 840,752,969.63/41,279.36
  6. Step 6: Final answer
    x = 20,367.39

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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.