Home / 31,653.10-43,674.96-17,503.21

Finding the Fourth Proportional to 31,653.10, 43,674.96 and 17,503.21

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Solution

The fourth proportional to 31,653.10, 43,674.96 and 17,503.21 is: 24,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653.10 : 43,674.96 = 17,503.21 : x
  2. Step 2: Convert to fraction form
    31,653.10/43,674.96 = 17,503.21/x
  3. Step 3: Cross multiply
    31,653.10x = 43,674.96 × 17,503.21
  4. Step 4: Simplify right side
    31,653.10x = 764,451,996.62
  5. Step 5: Solve for x
    x = 764,451,996.62/31,653.10
  6. Step 6: Final answer
    x = 24,150.94

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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.