Home / 55,634.11-83,450.40-13,514.50

Finding the Fourth Proportional to 55,634.11, 83,450.40 and 13,514.50

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Solution

The fourth proportional to 55,634.11, 83,450.40 and 13,514.50 is: 20,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,634.11 : 83,450.40 = 13,514.50 : x
  2. Step 2: Convert to fraction form
    55,634.11/83,450.40 = 13,514.50/x
  3. Step 3: Cross multiply
    55,634.11x = 83,450.40 × 13,514.50
  4. Step 4: Simplify right side
    55,634.11x = 1,127,790,430.80
  5. Step 5: Solve for x
    x = 1,127,790,430.80/55,634.11
  6. Step 6: Final answer
    x = 20,271.56

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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.