Home / 14,144.68-21,218.34-5,377.24

Finding the Fourth Proportional to 14,144.68, 21,218.34 and 5,377.24

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Solution

The fourth proportional to 14,144.68, 21,218.34 and 5,377.24 is: 8,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.68 : 21,218.34 = 5,377.24 : x
  2. Step 2: Convert to fraction form
    14,144.68/21,218.34 = 5,377.24/x
  3. Step 3: Cross multiply
    14,144.68x = 21,218.34 × 5,377.24
  4. Step 4: Simplify right side
    14,144.68x = 114,096,106.58
  5. Step 5: Solve for x
    x = 114,096,106.58/14,144.68
  6. Step 6: Final answer
    x = 8,066.36

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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.