Home / 36,575.91-50,474.09-20,443.53

Finding the Fourth Proportional to 36,575.91, 50,474.09 and 20,443.53

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Solution

The fourth proportional to 36,575.91, 50,474.09 and 20,443.53 is: 28,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.91 : 50,474.09 = 20,443.53 : x
  2. Step 2: Convert to fraction form
    36,575.91/50,474.09 = 20,443.53/x
  3. Step 3: Cross multiply
    36,575.91x = 50,474.09 × 20,443.53
  4. Step 4: Simplify right side
    36,575.91x = 1,031,868,573.14
  5. Step 5: Solve for x
    x = 1,031,868,573.14/36,575.91
  6. Step 6: Final answer
    x = 28,211.70

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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.