Home / 31,888.26-47,832.48-11,111.76

Finding the Fourth Proportional to 31,888.26, 47,832.48 and 11,111.76

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Solution

The fourth proportional to 31,888.26, 47,832.48 and 11,111.76 is: 16,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,888.26 : 47,832.48 = 11,111.76 : x
  2. Step 2: Convert to fraction form
    31,888.26/47,832.48 = 11,111.76/x
  3. Step 3: Cross multiply
    31,888.26x = 47,832.48 × 11,111.76
  4. Step 4: Simplify right side
    31,888.26x = 531,503,037.96
  5. Step 5: Solve for x
    x = 531,503,037.96/31,888.26
  6. Step 6: Final answer
    x = 16,667.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.