Home / 30,262.38-41,765.94-18,326.22

Finding the Fourth Proportional to 30,262.38, 41,765.94 and 18,326.22

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Solution

The fourth proportional to 30,262.38, 41,765.94 and 18,326.22 is: 25,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,262.38 : 41,765.94 = 18,326.22 : x
  2. Step 2: Convert to fraction form
    30,262.38/41,765.94 = 18,326.22/x
  3. Step 3: Cross multiply
    30,262.38x = 41,765.94 × 18,326.22
  4. Step 4: Simplify right side
    30,262.38x = 765,411,804.95
  5. Step 5: Solve for x
    x = 765,411,804.95/30,262.38
  6. Step 6: Final answer
    x = 25,292.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.