Home / 53,063.82-79,422.66-39,020.04

Finding the Fourth Proportional to 53,063.82, 79,422.66 and 39,020.04

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Solution

The fourth proportional to 53,063.82, 79,422.66 and 39,020.04 is: 58,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,063.82 : 79,422.66 = 39,020.04 : x
  2. Step 2: Convert to fraction form
    53,063.82/79,422.66 = 39,020.04/x
  3. Step 3: Cross multiply
    53,063.82x = 79,422.66 × 39,020.04
  4. Step 4: Simplify right side
    53,063.82x = 3,099,075,370.11
  5. Step 5: Solve for x
    x = 3,099,075,370.11/53,063.82
  6. Step 6: Final answer
    x = 58,402.79

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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.