Home / 29,387.39-40,575.72-18,072.09

Finding the Fourth Proportional to 29,387.39, 40,575.72 and 18,072.09

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Solution

The fourth proportional to 29,387.39, 40,575.72 and 18,072.09 is: 24,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.39 : 40,575.72 = 18,072.09 : x
  2. Step 2: Convert to fraction form
    29,387.39/40,575.72 = 18,072.09/x
  3. Step 3: Cross multiply
    29,387.39x = 40,575.72 × 18,072.09
  4. Step 4: Simplify right side
    29,387.39x = 733,288,029.77
  5. Step 5: Solve for x
    x = 733,288,029.77/29,387.39
  6. Step 6: Final answer
    x = 24,952.48

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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.