Home / 14,155.35-21,233.50-3,767.11

Finding the Fourth Proportional to 14,155.35, 21,233.50 and 3,767.11

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Solution

The fourth proportional to 14,155.35, 21,233.50 and 3,767.11 is: 5,650.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.35 : 21,233.50 = 3,767.11 : x
  2. Step 2: Convert to fraction form
    14,155.35/21,233.50 = 3,767.11/x
  3. Step 3: Cross multiply
    14,155.35x = 21,233.50 × 3,767.11
  4. Step 4: Simplify right side
    14,155.35x = 79,988,814.60
  5. Step 5: Solve for x
    x = 79,988,814.60/14,155.35
  6. Step 6: Final answer
    x = 5,650.79

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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.