Home / 14,161.83-21,242.78-4,301.18

Finding the Fourth Proportional to 14,161.83, 21,242.78 and 4,301.18

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Solution

The fourth proportional to 14,161.83, 21,242.78 and 4,301.18 is: 6,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.83 : 21,242.78 = 4,301.18 : x
  2. Step 2: Convert to fraction form
    14,161.83/21,242.78 = 4,301.18/x
  3. Step 3: Cross multiply
    14,161.83x = 21,242.78 × 4,301.18
  4. Step 4: Simplify right side
    14,161.83x = 91,368,998.97
  5. Step 5: Solve for x
    x = 91,368,998.97/14,161.83
  6. Step 6: Final answer
    x = 6,451.78

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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.