Home / 55,634.70-83,450.87-13,514.98

Finding the Fourth Proportional to 55,634.70, 83,450.87 and 13,514.98

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Solution

The fourth proportional to 55,634.70, 83,450.87 and 13,514.98 is: 20,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,634.70 : 83,450.87 = 13,514.98 : x
  2. Step 2: Convert to fraction form
    55,634.70/83,450.87 = 13,514.98/x
  3. Step 3: Cross multiply
    55,634.70x = 83,450.87 × 13,514.98
  4. Step 4: Simplify right side
    55,634.70x = 1,127,836,839.03
  5. Step 5: Solve for x
    x = 1,127,836,839.03/55,634.70
  6. Step 6: Final answer
    x = 20,272.18

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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.