Home / 12,626.28-17,424.34-7,324.25

Finding the Fourth Proportional to 12,626.28, 17,424.34 and 7,324.25

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Solution

The fourth proportional to 12,626.28, 17,424.34 and 7,324.25 is: 10,107.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.28 : 17,424.34 = 7,324.25 : x
  2. Step 2: Convert to fraction form
    12,626.28/17,424.34 = 7,324.25/x
  3. Step 3: Cross multiply
    12,626.28x = 17,424.34 × 7,324.25
  4. Step 4: Simplify right side
    12,626.28x = 127,620,116.81
  5. Step 5: Solve for x
    x = 127,620,116.81/12,626.28
  6. Step 6: Final answer
    x = 10,107.50

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Similar ratio
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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.