Home / 31,193.37-43,046.78-17,764.62

Finding the Fourth Proportional to 31,193.37, 43,046.78 and 17,764.62

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Solution

The fourth proportional to 31,193.37, 43,046.78 and 17,764.62 is: 24,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193.37 : 43,046.78 = 17,764.62 : x
  2. Step 2: Convert to fraction form
    31,193.37/43,046.78 = 17,764.62/x
  3. Step 3: Cross multiply
    31,193.37x = 43,046.78 × 17,764.62
  4. Step 4: Simplify right side
    31,193.37x = 764,709,688.92
  5. Step 5: Solve for x
    x = 764,709,688.92/31,193.37
  6. Step 6: Final answer
    x = 24,515.14

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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.