Home / 19,304.64-26,639.44-10,806.56

Finding the Fourth Proportional to 19,304.64, 26,639.44 and 10,806.56

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Solution

The fourth proportional to 19,304.64, 26,639.44 and 10,806.56 is: 14,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.64 : 26,639.44 = 10,806.56 : x
  2. Step 2: Convert to fraction form
    19,304.64/26,639.44 = 10,806.56/x
  3. Step 3: Cross multiply
    19,304.64x = 26,639.44 × 10,806.56
  4. Step 4: Simplify right side
    19,304.64x = 287,880,706.73
  5. Step 5: Solve for x
    x = 287,880,706.73/19,304.64
  6. Step 6: Final answer
    x = 14,912.51

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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.