Home / 31,446.30-47,169.45-10,669.98

Finding the Fourth Proportional to 31,446.30, 47,169.45 and 10,669.98

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Solution

The fourth proportional to 31,446.30, 47,169.45 and 10,669.98 is: 16,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,446.30 : 47,169.45 = 10,669.98 : x
  2. Step 2: Convert to fraction form
    31,446.30/47,169.45 = 10,669.98/x
  3. Step 3: Cross multiply
    31,446.30x = 47,169.45 × 10,669.98
  4. Step 4: Simplify right side
    31,446.30x = 503,297,088.11
  5. Step 5: Solve for x
    x = 503,297,088.11/31,446.30
  6. Step 6: Final answer
    x = 16,004.97

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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.