Home / 17,650.40-24,358.83-11,671.70

Finding the Fourth Proportional to 17,650.40, 24,358.83 and 11,671.70

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Solution

The fourth proportional to 17,650.40, 24,358.83 and 11,671.70 is: 16,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,650.40 : 24,358.83 = 11,671.70 : x
  2. Step 2: Convert to fraction form
    17,650.40/24,358.83 = 11,671.70/x
  3. Step 3: Cross multiply
    17,650.40x = 24,358.83 × 11,671.70
  4. Step 4: Simplify right side
    17,650.40x = 284,308,956.11
  5. Step 5: Solve for x
    x = 284,308,956.11/17,650.40
  6. Step 6: Final answer
    x = 16,107.79

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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.