Home / 38,410.42-57,577.74-18,396.80

Finding the Fourth Proportional to 38,410.42, 57,577.74 and 18,396.80

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Solution

The fourth proportional to 38,410.42, 57,577.74 and 18,396.80 is: 27,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,410.42 : 57,577.74 = 18,396.80 : x
  2. Step 2: Convert to fraction form
    38,410.42/57,577.74 = 18,396.80/x
  3. Step 3: Cross multiply
    38,410.42x = 57,577.74 × 18,396.80
  4. Step 4: Simplify right side
    38,410.42x = 1,059,246,167.23
  5. Step 5: Solve for x
    x = 1,059,246,167.23/38,410.42
  6. Step 6: Final answer
    x = 27,577.05

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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.