Home / 31,156.85-46,733.73-11,433.86

Finding the Fourth Proportional to 31,156.85, 46,733.73 and 11,433.86

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Solution

The fourth proportional to 31,156.85, 46,733.73 and 11,433.86 is: 17,150.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,156.85 : 46,733.73 = 11,433.86 : x
  2. Step 2: Convert to fraction form
    31,156.85/46,733.73 = 11,433.86/x
  3. Step 3: Cross multiply
    31,156.85x = 46,733.73 × 11,433.86
  4. Step 4: Simplify right side
    31,156.85x = 534,346,824.80
  5. Step 5: Solve for x
    x = 534,346,824.80/31,156.85
  6. Step 6: Final answer
    x = 17,150.22

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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.