Home / 14,114.03-19,479.90-8,144.87

Finding the Fourth Proportional to 14,114.03, 19,479.90 and 8,144.87

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Solution

The fourth proportional to 14,114.03, 19,479.90 and 8,144.87 is: 11,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.03 : 19,479.90 = 8,144.87 : x
  2. Step 2: Convert to fraction form
    14,114.03/19,479.90 = 8,144.87/x
  3. Step 3: Cross multiply
    14,114.03x = 19,479.90 × 8,144.87
  4. Step 4: Simplify right side
    14,114.03x = 158,661,155.71
  5. Step 5: Solve for x
    x = 158,661,155.71/14,114.03
  6. Step 6: Final answer
    x = 11,241.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.