Home / 12,353.27-18,531.69-4,031.23

Finding the Fourth Proportional to 12,353.27, 18,531.69 and 4,031.23

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Solution

The fourth proportional to 12,353.27, 18,531.69 and 4,031.23 is: 6,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353.27 : 18,531.69 = 4,031.23 : x
  2. Step 2: Convert to fraction form
    12,353.27/18,531.69 = 4,031.23/x
  3. Step 3: Cross multiply
    12,353.27x = 18,531.69 × 4,031.23
  4. Step 4: Simplify right side
    12,353.27x = 74,705,504.68
  5. Step 5: Solve for x
    x = 74,705,504.68/12,353.27
  6. Step 6: Final answer
    x = 6,047.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.