Home / 31,827.43-43,922.60-17,487.12

Finding the Fourth Proportional to 31,827.43, 43,922.60 and 17,487.12

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Solution

The fourth proportional to 31,827.43, 43,922.60 and 17,487.12 is: 24,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,827.43 : 43,922.60 = 17,487.12 : x
  2. Step 2: Convert to fraction form
    31,827.43/43,922.60 = 17,487.12/x
  3. Step 3: Cross multiply
    31,827.43x = 43,922.60 × 17,487.12
  4. Step 4: Simplify right side
    31,827.43x = 768,079,776.91
  5. Step 5: Solve for x
    x = 768,079,776.91/31,827.43
  6. Step 6: Final answer
    x = 24,132.64

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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.