Home / 36,197.32-54,282.65-12,498.82

Finding the Fourth Proportional to 36,197.32, 54,282.65 and 12,498.82

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Solution

The fourth proportional to 36,197.32, 54,282.65 and 12,498.82 is: 18,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.32 : 54,282.65 = 12,498.82 : x
  2. Step 2: Convert to fraction form
    36,197.32/54,282.65 = 12,498.82/x
  3. Step 3: Cross multiply
    36,197.32x = 54,282.65 × 12,498.82
  4. Step 4: Simplify right side
    36,197.32x = 678,469,071.47
  5. Step 5: Solve for x
    x = 678,469,071.47/36,197.32
  6. Step 6: Final answer
    x = 18,743.63

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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.