Home / 14,028.68-21,072.18-11,127.26

Finding the Fourth Proportional to 14,028.68, 21,072.18 and 11,127.26

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Solution

The fourth proportional to 14,028.68, 21,072.18 and 11,127.26 is: 16,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.68 : 21,072.18 = 11,127.26 : x
  2. Step 2: Convert to fraction form
    14,028.68/21,072.18 = 11,127.26/x
  3. Step 3: Cross multiply
    14,028.68x = 21,072.18 × 11,127.26
  4. Step 4: Simplify right side
    14,028.68x = 234,475,625.63
  5. Step 5: Solve for x
    x = 234,475,625.63/14,028.68
  6. Step 6: Final answer
    x = 16,714.02

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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.