Home / 19,863.36-29,791.44-14,001.84

Finding the Fourth Proportional to 19,863.36, 29,791.44 and 14,001.84

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Solution

The fourth proportional to 19,863.36, 29,791.44 and 14,001.84 is: 21,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.36 : 29,791.44 = 14,001.84 : x
  2. Step 2: Convert to fraction form
    19,863.36/29,791.44 = 14,001.84/x
  3. Step 3: Cross multiply
    19,863.36x = 29,791.44 × 14,001.84
  4. Step 4: Simplify right side
    19,863.36x = 417,134,976.25
  5. Step 5: Solve for x
    x = 417,134,976.25/19,863.36
  6. Step 6: Final answer
    x = 21,000.22

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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.