Home / 27,272.23-40,842.73-15,549.91

Finding the Fourth Proportional to 27,272.23, 40,842.73 and 15,549.91

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Solution

The fourth proportional to 27,272.23, 40,842.73 and 15,549.91 is: 23,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.23 : 40,842.73 = 15,549.91 : x
  2. Step 2: Convert to fraction form
    27,272.23/40,842.73 = 15,549.91/x
  3. Step 3: Cross multiply
    27,272.23x = 40,842.73 × 15,549.91
  4. Step 4: Simplify right side
    27,272.23x = 635,100,692.98
  5. Step 5: Solve for x
    x = 635,100,692.98/27,272.23
  6. Step 6: Final answer
    x = 23,287.45

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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.