Home / 13,561.11-18,714.68-7,594.04

Finding the Fourth Proportional to 13,561.11, 18,714.68 and 7,594.04

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Solution

The fourth proportional to 13,561.11, 18,714.68 and 7,594.04 is: 10,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561.11 : 18,714.68 = 7,594.04 : x
  2. Step 2: Convert to fraction form
    13,561.11/18,714.68 = 7,594.04/x
  3. Step 3: Cross multiply
    13,561.11x = 18,714.68 × 7,594.04
  4. Step 4: Simplify right side
    13,561.11x = 142,120,028.51
  5. Step 5: Solve for x
    x = 142,120,028.51/13,561.11
  6. Step 6: Final answer
    x = 10,479.97

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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.