Home / 27,787.44-41,649.48-14,422.80

Finding the Fourth Proportional to 27,787.44, 41,649.48 and 14,422.80

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Solution

The fourth proportional to 27,787.44, 41,649.48 and 14,422.80 is: 21,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,787.44 : 41,649.48 = 14,422.80 : x
  2. Step 2: Convert to fraction form
    27,787.44/41,649.48 = 14,422.80/x
  3. Step 3: Cross multiply
    27,787.44x = 41,649.48 × 14,422.80
  4. Step 4: Simplify right side
    27,787.44x = 600,702,120.14
  5. Step 5: Solve for x
    x = 600,702,120.14/27,787.44
  6. Step 6: Final answer
    x = 21,617.76

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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.