Home / 11,795.19-17,638.10-9,132.51

Finding the Fourth Proportional to 11,795.19, 17,638.10 and 9,132.51

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Solution

The fourth proportional to 11,795.19, 17,638.10 and 9,132.51 is: 13,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.19 : 17,638.10 = 9,132.51 : x
  2. Step 2: Convert to fraction form
    11,795.19/17,638.10 = 9,132.51/x
  3. Step 3: Cross multiply
    11,795.19x = 17,638.10 × 9,132.51
  4. Step 4: Simplify right side
    11,795.19x = 161,080,078.97
  5. Step 5: Solve for x
    x = 161,080,078.97/11,795.19
  6. Step 6: Final answer
    x = 13,656.43

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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.