Home / 14,190.01-21,168.97-13,183.18

Finding the Fourth Proportional to 14,190.01, 21,168.97 and 13,183.18

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Solution

The fourth proportional to 14,190.01, 21,168.97 and 13,183.18 is: 19,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.01 : 21,168.97 = 13,183.18 : x
  2. Step 2: Convert to fraction form
    14,190.01/21,168.97 = 13,183.18/x
  3. Step 3: Cross multiply
    14,190.01x = 21,168.97 × 13,183.18
  4. Step 4: Simplify right side
    14,190.01x = 279,074,256.04
  5. Step 5: Solve for x
    x = 279,074,256.04/14,190.01
  6. Step 6: Final answer
    x = 19,666.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.