Home / 31,857.02-43,958.85-17,514.48

Finding the Fourth Proportional to 31,857.02, 43,958.85 and 17,514.48

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Solution

The fourth proportional to 31,857.02, 43,958.85 and 17,514.48 is: 24,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,857.02 : 43,958.85 = 17,514.48 : x
  2. Step 2: Convert to fraction form
    31,857.02/43,958.85 = 17,514.48/x
  3. Step 3: Cross multiply
    31,857.02x = 43,958.85 × 17,514.48
  4. Step 4: Simplify right side
    31,857.02x = 769,916,399.15
  5. Step 5: Solve for x
    x = 769,916,399.15/31,857.02
  6. Step 6: Final answer
    x = 24,167.88

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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.