Home / 19,795.01-27,317.16-10,720.48

Finding the Fourth Proportional to 19,795.01, 27,317.16 and 10,720.48

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Solution

The fourth proportional to 19,795.01, 27,317.16 and 10,720.48 is: 14,794.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.01 : 27,317.16 = 10,720.48 : x
  2. Step 2: Convert to fraction form
    19,795.01/27,317.16 = 10,720.48/x
  3. Step 3: Cross multiply
    19,795.01x = 27,317.16 × 10,720.48
  4. Step 4: Simplify right side
    19,795.01x = 292,853,067.44
  5. Step 5: Solve for x
    x = 292,853,067.44/19,795.01
  6. Step 6: Final answer
    x = 14,794.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.