Home / 31,068.30-46,609.68-8,881.98

Finding the Fourth Proportional to 31,068.30, 46,609.68 and 8,881.98

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Solution

The fourth proportional to 31,068.30, 46,609.68 and 8,881.98 is: 13,325.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,068.30 : 46,609.68 = 8,881.98 : x
  2. Step 2: Convert to fraction form
    31,068.30/46,609.68 = 8,881.98/x
  3. Step 3: Cross multiply
    31,068.30x = 46,609.68 × 8,881.98
  4. Step 4: Simplify right side
    31,068.30x = 413,986,245.57
  5. Step 5: Solve for x
    x = 413,986,245.57/31,068.30
  6. Step 6: Final answer
    x = 13,325.04

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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.