Home / 31,958.90-44,105.22-17,811.72

Finding the Fourth Proportional to 31,958.90, 44,105.22 and 17,811.72

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Solution

The fourth proportional to 31,958.90, 44,105.22 and 17,811.72 is: 24,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,958.90 : 44,105.22 = 17,811.72 : x
  2. Step 2: Convert to fraction form
    31,958.90/44,105.22 = 17,811.72/x
  3. Step 3: Cross multiply
    31,958.90x = 44,105.22 × 17,811.72
  4. Step 4: Simplify right side
    31,958.90x = 785,589,829.18
  5. Step 5: Solve for x
    x = 785,589,829.18/31,958.90
  6. Step 6: Final answer
    x = 24,581.25

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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.