Home / 31,739.34-43,800.30-17,591.88

Finding the Fourth Proportional to 31,739.34, 43,800.30 and 17,591.88

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Solution

The fourth proportional to 31,739.34, 43,800.30 and 17,591.88 is: 24,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739.34 : 43,800.30 = 17,591.88 : x
  2. Step 2: Convert to fraction form
    31,739.34/43,800.30 = 17,591.88/x
  3. Step 3: Cross multiply
    31,739.34x = 43,800.30 × 17,591.88
  4. Step 4: Simplify right side
    31,739.34x = 770,529,621.56
  5. Step 5: Solve for x
    x = 770,529,621.56/31,739.34
  6. Step 6: Final answer
    x = 24,276.80

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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.