Home / 14,143.44-21,182.87-6,753.09

Finding the Fourth Proportional to 14,143.44, 21,182.87 and 6,753.09

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Solution

The fourth proportional to 14,143.44, 21,182.87 and 6,753.09 is: 10,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,143.44 : 21,182.87 = 6,753.09 : x
  2. Step 2: Convert to fraction form
    14,143.44/21,182.87 = 6,753.09/x
  3. Step 3: Cross multiply
    14,143.44x = 21,182.87 × 6,753.09
  4. Step 4: Simplify right side
    14,143.44x = 143,049,714.37
  5. Step 5: Solve for x
    x = 143,049,714.37/14,143.44
  6. Step 6: Final answer
    x = 10,114.21

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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.