Home / 37,290.24-51,459.84-20,522.88

Finding the Fourth Proportional to 37,290.24, 51,459.84 and 20,522.88

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Solution

The fourth proportional to 37,290.24, 51,459.84 and 20,522.88 is: 28,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.24 : 51,459.84 = 20,522.88 : x
  2. Step 2: Convert to fraction form
    37,290.24/51,459.84 = 20,522.88/x
  3. Step 3: Cross multiply
    37,290.24x = 51,459.84 × 20,522.88
  4. Step 4: Simplify right side
    37,290.24x = 1,056,104,121.14
  5. Step 5: Solve for x
    x = 1,056,104,121.14/37,290.24
  6. Step 6: Final answer
    x = 28,321.19

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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.