Home / 12,446.44-17,174.58-7,066.92

Finding the Fourth Proportional to 12,446.44, 17,174.58 and 7,066.92

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Solution

The fourth proportional to 12,446.44, 17,174.58 and 7,066.92 is: 9,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446.44 : 17,174.58 = 7,066.92 : x
  2. Step 2: Convert to fraction form
    12,446.44/17,174.58 = 7,066.92/x
  3. Step 3: Cross multiply
    12,446.44x = 17,174.58 × 7,066.92
  4. Step 4: Simplify right side
    12,446.44x = 121,371,291.99
  5. Step 5: Solve for x
    x = 121,371,291.99/12,446.44
  6. Step 6: Final answer
    x = 9,751.49

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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.