Home / 14,480.01-21,707.67-13,791.09

Finding the Fourth Proportional to 14,480.01, 21,707.67 and 13,791.09

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Solution

The fourth proportional to 14,480.01, 21,707.67 and 13,791.09 is: 20,674.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.01 : 21,707.67 = 13,791.09 : x
  2. Step 2: Convert to fraction form
    14,480.01/21,707.67 = 13,791.09/x
  3. Step 3: Cross multiply
    14,480.01x = 21,707.67 × 13,791.09
  4. Step 4: Simplify right side
    14,480.01x = 299,372,430.66
  5. Step 5: Solve for x
    x = 299,372,430.66/14,480.01
  6. Step 6: Final answer
    x = 20,674.88

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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.