Home / 27,832.48-38,409.36-15,256.48

Finding the Fourth Proportional to 27,832.48, 38,409.36 and 15,256.48

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Solution

The fourth proportional to 27,832.48, 38,409.36 and 15,256.48 is: 21,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,832.48 : 38,409.36 = 15,256.48 : x
  2. Step 2: Convert to fraction form
    27,832.48/38,409.36 = 15,256.48/x
  3. Step 3: Cross multiply
    27,832.48x = 38,409.36 × 15,256.48
  4. Step 4: Simplify right side
    27,832.48x = 585,991,632.65
  5. Step 5: Solve for x
    x = 585,991,632.65/27,832.48
  6. Step 6: Final answer
    x = 21,054.24

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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.