Home / 37,450.26-51,679.80-20,454.12

Finding the Fourth Proportional to 37,450.26, 51,679.80 and 20,454.12

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Solution

The fourth proportional to 37,450.26, 51,679.80 and 20,454.12 is: 28,225.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.26 : 51,679.80 = 20,454.12 : x
  2. Step 2: Convert to fraction form
    37,450.26/51,679.80 = 20,454.12/x
  3. Step 3: Cross multiply
    37,450.26x = 51,679.80 × 20,454.12
  4. Step 4: Simplify right side
    37,450.26x = 1,057,064,830.78
  5. Step 5: Solve for x
    x = 1,057,064,830.78/37,450.26
  6. Step 6: Final answer
    x = 28,225.83

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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.