Home / 31,958.11-44,102.34-18,537.31

Finding the Fourth Proportional to 31,958.11, 44,102.34 and 18,537.31

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Solution

The fourth proportional to 31,958.11, 44,102.34 and 18,537.31 is: 25,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,958.11 : 44,102.34 = 18,537.31 : x
  2. Step 2: Convert to fraction form
    31,958.11/44,102.34 = 18,537.31/x
  3. Step 3: Cross multiply
    31,958.11x = 44,102.34 × 18,537.31
  4. Step 4: Simplify right side
    31,958.11x = 817,538,435.11
  5. Step 5: Solve for x
    x = 817,538,435.11/31,958.11
  6. Step 6: Final answer
    x = 25,581.57

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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.