Home / 52,851.80-79,277.16-17,791.22

Finding the Fourth Proportional to 52,851.80, 79,277.16 and 17,791.22

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Solution

The fourth proportional to 52,851.80, 79,277.16 and 17,791.22 is: 26,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,851.80 : 79,277.16 = 17,791.22 : x
  2. Step 2: Convert to fraction form
    52,851.80/79,277.16 = 17,791.22/x
  3. Step 3: Cross multiply
    52,851.80x = 79,277.16 × 17,791.22
  4. Step 4: Simplify right side
    52,851.80x = 1,410,437,394.54
  5. Step 5: Solve for x
    x = 1,410,437,394.54/52,851.80
  6. Step 6: Final answer
    x = 26,686.65

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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.