Home / 36,322.35-54,479.47-12,625.80

Finding the Fourth Proportional to 36,322.35, 54,479.47 and 12,625.80

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Solution

The fourth proportional to 36,322.35, 54,479.47 and 12,625.80 is: 18,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,322.35 : 54,479.47 = 12,625.80 : x
  2. Step 2: Convert to fraction form
    36,322.35/54,479.47 = 12,625.80/x
  3. Step 3: Cross multiply
    36,322.35x = 54,479.47 × 12,625.80
  4. Step 4: Simplify right side
    36,322.35x = 687,846,892.33
  5. Step 5: Solve for x
    x = 687,846,892.33/36,322.35
  6. Step 6: Final answer
    x = 18,937.29

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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.