Home / 27,877.44-41,817.28-12,291.52

Finding the Fourth Proportional to 27,877.44, 41,817.28 and 12,291.52

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Solution

The fourth proportional to 27,877.44, 41,817.28 and 12,291.52 is: 18,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,877.44 : 41,817.28 = 12,291.52 : x
  2. Step 2: Convert to fraction form
    27,877.44/41,817.28 = 12,291.52/x
  3. Step 3: Cross multiply
    27,877.44x = 41,817.28 × 12,291.52
  4. Step 4: Simplify right side
    27,877.44x = 513,997,933.47
  5. Step 5: Solve for x
    x = 513,997,933.47/27,877.44
  6. Step 6: Final answer
    x = 18,437.77

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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.