Home / 31,379.60-46,991.64-17,499.44

Finding the Fourth Proportional to 31,379.60, 46,991.64 and 17,499.44

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Solution

The fourth proportional to 31,379.60, 46,991.64 and 17,499.44 is: 26,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,379.60 : 46,991.64 = 17,499.44 : x
  2. Step 2: Convert to fraction form
    31,379.60/46,991.64 = 17,499.44/x
  3. Step 3: Cross multiply
    31,379.60x = 46,991.64 × 17,499.44
  4. Step 4: Simplify right side
    31,379.60x = 822,327,384.68
  5. Step 5: Solve for x
    x = 822,327,384.68/31,379.60
  6. Step 6: Final answer
    x = 26,205.80

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1.5x scale

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.