Home / 31,098.96-46,650.06-8,910.23

Finding the Fourth Proportional to 31,098.96, 46,650.06 and 8,910.23

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Solution

The fourth proportional to 31,098.96, 46,650.06 and 8,910.23 is: 13,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,098.96 : 46,650.06 = 8,910.23 : x
  2. Step 2: Convert to fraction form
    31,098.96/46,650.06 = 8,910.23/x
  3. Step 3: Cross multiply
    31,098.96x = 46,650.06 × 8,910.23
  4. Step 4: Simplify right side
    31,098.96x = 415,662,764.11
  5. Step 5: Solve for x
    x = 415,662,764.11/31,098.96
  6. Step 6: Final answer
    x = 13,365.81

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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.