Home / 11,541.71-15,923.30-8,853.41

Finding the Fourth Proportional to 11,541.71, 15,923.30 and 8,853.41

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Solution

The fourth proportional to 11,541.71, 15,923.30 and 8,853.41 is: 12,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.71 : 15,923.30 = 8,853.41 : x
  2. Step 2: Convert to fraction form
    11,541.71/15,923.30 = 8,853.41/x
  3. Step 3: Cross multiply
    11,541.71x = 15,923.30 × 8,853.41
  4. Step 4: Simplify right side
    11,541.71x = 140,975,379.57
  5. Step 5: Solve for x
    x = 140,975,379.57/11,541.71
  6. Step 6: Final answer
    x = 12,214.43

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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.