Home / 19,796.37-27,315.73-11,298.51

Finding the Fourth Proportional to 19,796.37, 27,315.73 and 11,298.51

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Solution

The fourth proportional to 19,796.37, 27,315.73 and 11,298.51 is: 15,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.37 : 27,315.73 = 11,298.51 : x
  2. Step 2: Convert to fraction form
    19,796.37/27,315.73 = 11,298.51/x
  3. Step 3: Cross multiply
    19,796.37x = 27,315.73 × 11,298.51
  4. Step 4: Simplify right side
    19,796.37x = 308,627,048.56
  5. Step 5: Solve for x
    x = 308,627,048.56/19,796.37
  6. Step 6: Final answer
    x = 15,590.08

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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.