Home / 23,791.45-32,830.91-13,180.45

Finding the Fourth Proportional to 23,791.45, 32,830.91 and 13,180.45

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Solution

The fourth proportional to 23,791.45, 32,830.91 and 13,180.45 is: 18,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,791.45 : 32,830.91 = 13,180.45 : x
  2. Step 2: Convert to fraction form
    23,791.45/32,830.91 = 13,180.45/x
  3. Step 3: Cross multiply
    23,791.45x = 32,830.91 × 13,180.45
  4. Step 4: Simplify right side
    23,791.45x = 432,726,101.81
  5. Step 5: Solve for x
    x = 432,726,101.81/23,791.45
  6. Step 6: Final answer
    x = 18,188.30

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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.