Home / 31,318.70-46,993.10-14,676.03

Finding the Fourth Proportional to 31,318.70, 46,993.10 and 14,676.03

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Solution

The fourth proportional to 31,318.70, 46,993.10 and 14,676.03 is: 22,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,318.70 : 46,993.10 = 14,676.03 : x
  2. Step 2: Convert to fraction form
    31,318.70/46,993.10 = 14,676.03/x
  3. Step 3: Cross multiply
    31,318.70x = 46,993.10 × 14,676.03
  4. Step 4: Simplify right side
    31,318.70x = 689,672,145.39
  5. Step 5: Solve for x
    x = 689,672,145.39/31,318.70
  6. Step 6: Final answer
    x = 22,021.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.