Home / 27,425.80-41,134.30-9,886.60

Finding the Fourth Proportional to 27,425.80, 41,134.30 and 9,886.60

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Solution

The fourth proportional to 27,425.80, 41,134.30 and 9,886.60 is: 14,828.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.80 : 41,134.30 = 9,886.60 : x
  2. Step 2: Convert to fraction form
    27,425.80/41,134.30 = 9,886.60/x
  3. Step 3: Cross multiply
    27,425.80x = 41,134.30 × 9,886.60
  4. Step 4: Simplify right side
    27,425.80x = 406,678,370.38
  5. Step 5: Solve for x
    x = 406,678,370.38/27,425.80
  6. Step 6: Final answer
    x = 14,828.31

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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.