Home / 20,182.33-30,249.69-9,075.97

Finding the Fourth Proportional to 20,182.33, 30,249.69 and 9,075.97

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Solution

The fourth proportional to 20,182.33, 30,249.69 and 9,075.97 is: 13,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.33 : 30,249.69 = 9,075.97 : x
  2. Step 2: Convert to fraction form
    20,182.33/30,249.69 = 9,075.97/x
  3. Step 3: Cross multiply
    20,182.33x = 30,249.69 × 9,075.97
  4. Step 4: Simplify right side
    20,182.33x = 274,545,278.95
  5. Step 5: Solve for x
    x = 274,545,278.95/20,182.33
  6. Step 6: Final answer
    x = 13,603.25

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1.5x scale

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.