Home / 37,375.13-51,577.67-20,609.21

Finding the Fourth Proportional to 37,375.13, 51,577.67 and 20,609.21

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Solution

The fourth proportional to 37,375.13, 51,577.67 and 20,609.21 is: 28,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,375.13 : 51,577.67 = 20,609.21 : x
  2. Step 2: Convert to fraction form
    37,375.13/51,577.67 = 20,609.21/x
  3. Step 3: Cross multiply
    37,375.13x = 51,577.67 × 20,609.21
  4. Step 4: Simplify right side
    37,375.13x = 1,062,974,825.98
  5. Step 5: Solve for x
    x = 1,062,974,825.98/37,375.13
  6. Step 6: Final answer
    x = 28,440.70

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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.