Home / 38,175.42-57,266.77-11,873.10

Finding the Fourth Proportional to 38,175.42, 57,266.77 and 11,873.10

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Solution

The fourth proportional to 38,175.42, 57,266.77 and 11,873.10 is: 17,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,175.42 : 57,266.77 = 11,873.10 : x
  2. Step 2: Convert to fraction form
    38,175.42/57,266.77 = 11,873.10/x
  3. Step 3: Cross multiply
    38,175.42x = 57,266.77 × 11,873.10
  4. Step 4: Simplify right side
    38,175.42x = 679,933,943.72
  5. Step 5: Solve for x
    x = 679,933,943.72/38,175.42
  6. Step 6: Final answer
    x = 17,810.78

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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.