Home / 27,323.19-40,968.36-18,531.45

Finding the Fourth Proportional to 27,323.19, 40,968.36 and 18,531.45

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Solution

The fourth proportional to 27,323.19, 40,968.36 and 18,531.45 is: 27,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.19 : 40,968.36 = 18,531.45 : x
  2. Step 2: Convert to fraction form
    27,323.19/40,968.36 = 18,531.45/x
  3. Step 3: Cross multiply
    27,323.19x = 40,968.36 × 18,531.45
  4. Step 4: Simplify right side
    27,323.19x = 759,203,114.92
  5. Step 5: Solve for x
    x = 759,203,114.92/27,323.19
  6. Step 6: Final answer
    x = 27,786.04

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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.