Home / 11,792.18-17,633.60-9,129.51

Finding the Fourth Proportional to 11,792.18, 17,633.60 and 9,129.51

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Solution

The fourth proportional to 11,792.18, 17,633.60 and 9,129.51 is: 13,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.18 : 17,633.60 = 9,129.51 : x
  2. Step 2: Convert to fraction form
    11,792.18/17,633.60 = 9,129.51/x
  3. Step 3: Cross multiply
    11,792.18x = 17,633.60 × 9,129.51
  4. Step 4: Simplify right side
    11,792.18x = 160,986,116.12
  5. Step 5: Solve for x
    x = 160,986,116.12/11,792.18
  6. Step 6: Final answer
    x = 13,651.94

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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.