Home / 12,633.22-17,433.21-7,043.14

Finding the Fourth Proportional to 12,633.22, 17,433.21 and 7,043.14

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Solution

The fourth proportional to 12,633.22, 17,433.21 and 7,043.14 is: 9,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.22 : 17,433.21 = 7,043.14 : x
  2. Step 2: Convert to fraction form
    12,633.22/17,433.21 = 7,043.14/x
  3. Step 3: Cross multiply
    12,633.22x = 17,433.21 × 7,043.14
  4. Step 4: Simplify right side
    12,633.22x = 122,784,538.68
  5. Step 5: Solve for x
    x = 122,784,538.68/12,633.22
  6. Step 6: Final answer
    x = 9,719.18

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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.