Home / 38,514.56-52,983.58-31,425.44

Finding the Fourth Proportional to 38,514.56, 52,983.58 and 31,425.44

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Solution

The fourth proportional to 38,514.56, 52,983.58 and 31,425.44 is: 43,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.56 : 52,983.58 = 31,425.44 : x
  2. Step 2: Convert to fraction form
    38,514.56/52,983.58 = 31,425.44/x
  3. Step 3: Cross multiply
    38,514.56x = 52,983.58 × 31,425.44
  4. Step 4: Simplify right side
    38,514.56x = 1,665,032,314.28
  5. Step 5: Solve for x
    x = 1,665,032,314.28/38,514.56
  6. Step 6: Final answer
    x = 43,231.24

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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.