Home / 19,632.24-27,087.89-11,132.51

Finding the Fourth Proportional to 19,632.24, 27,087.89 and 11,132.51

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Solution

The fourth proportional to 19,632.24, 27,087.89 and 11,132.51 is: 15,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.24 : 27,087.89 = 11,132.51 : x
  2. Step 2: Convert to fraction form
    19,632.24/27,087.89 = 11,132.51/x
  3. Step 3: Cross multiply
    19,632.24x = 27,087.89 × 11,132.51
  4. Step 4: Simplify right side
    19,632.24x = 301,556,015.20
  5. Step 5: Solve for x
    x = 301,556,015.20/19,632.24
  6. Step 6: Final answer
    x = 15,360.24

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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.