Home / 31,859.42-43,967.10-17,519.84

Finding the Fourth Proportional to 31,859.42, 43,967.10 and 17,519.84

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Solution

The fourth proportional to 31,859.42, 43,967.10 and 17,519.84 is: 24,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,859.42 : 43,967.10 = 17,519.84 : x
  2. Step 2: Convert to fraction form
    31,859.42/43,967.10 = 17,519.84/x
  3. Step 3: Cross multiply
    31,859.42x = 43,967.10 × 17,519.84
  4. Step 4: Simplify right side
    31,859.42x = 770,296,337.43
  5. Step 5: Solve for x
    x = 770,296,337.43/31,859.42
  6. Step 6: Final answer
    x = 24,177.98

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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.