Home / 31,082.40-46,625.76-8,895.96

Finding the Fourth Proportional to 31,082.40, 46,625.76 and 8,895.96

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Solution

The fourth proportional to 31,082.40, 46,625.76 and 8,895.96 is: 13,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,082.40 : 46,625.76 = 8,895.96 : x
  2. Step 2: Convert to fraction form
    31,082.40/46,625.76 = 8,895.96/x
  3. Step 3: Cross multiply
    31,082.40x = 46,625.76 × 8,895.96
  4. Step 4: Simplify right side
    31,082.40x = 414,780,895.93
  5. Step 5: Solve for x
    x = 414,780,895.93/31,082.40
  6. Step 6: Final answer
    x = 13,344.56

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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.