Home / 13,532.64-18,662.95-8,497.33

Finding the Fourth Proportional to 13,532.64, 18,662.95 and 8,497.33

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Solution

The fourth proportional to 13,532.64, 18,662.95 and 8,497.33 is: 11,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.64 : 18,662.95 = 8,497.33 : x
  2. Step 2: Convert to fraction form
    13,532.64/18,662.95 = 8,497.33/x
  3. Step 3: Cross multiply
    13,532.64x = 18,662.95 × 8,497.33
  4. Step 4: Simplify right side
    13,532.64x = 158,585,202.44
  5. Step 5: Solve for x
    x = 158,585,202.44/13,532.64
  6. Step 6: Final answer
    x = 11,718.72

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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.