Home / 31,672.12-43,703.58-17,523.16

Finding the Fourth Proportional to 31,672.12, 43,703.58 and 17,523.16

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Solution

The fourth proportional to 31,672.12, 43,703.58 and 17,523.16 is: 24,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,672.12 : 43,703.58 = 17,523.16 : x
  2. Step 2: Convert to fraction form
    31,672.12/43,703.58 = 17,523.16/x
  3. Step 3: Cross multiply
    31,672.12x = 43,703.58 × 17,523.16
  4. Step 4: Simplify right side
    31,672.12x = 765,824,824.91
  5. Step 5: Solve for x
    x = 765,824,824.91/31,672.12
  6. Step 6: Final answer
    x = 24,179.78

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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.