Home / 26,649.98-39,999.20-14,180.44

Finding the Fourth Proportional to 26,649.98, 39,999.20 and 14,180.44

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Solution

The fourth proportional to 26,649.98, 39,999.20 and 14,180.44 is: 21,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.98 : 39,999.20 = 14,180.44 : x
  2. Step 2: Convert to fraction form
    26,649.98/39,999.20 = 14,180.44/x
  3. Step 3: Cross multiply
    26,649.98x = 39,999.20 × 14,180.44
  4. Step 4: Simplify right side
    26,649.98x = 567,206,255.65
  5. Step 5: Solve for x
    x = 567,206,255.65/26,649.98
  6. Step 6: Final answer
    x = 21,283.55

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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.