Home / 14,696.28-20,274.08-8,724.56

Finding the Fourth Proportional to 14,696.28, 20,274.08 and 8,724.56

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Solution

The fourth proportional to 14,696.28, 20,274.08 and 8,724.56 is: 12,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.28 : 20,274.08 = 8,724.56 : x
  2. Step 2: Convert to fraction form
    14,696.28/20,274.08 = 8,724.56/x
  3. Step 3: Cross multiply
    14,696.28x = 20,274.08 × 8,724.56
  4. Step 4: Simplify right side
    14,696.28x = 176,882,282.41
  5. Step 5: Solve for x
    x = 176,882,282.41/14,696.28
  6. Step 6: Final answer
    x = 12,035.85

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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.