Home / 31,605.04-47,414.58-10,828

Finding the Fourth Proportional to 31,605.04, 47,414.58 and 10,828

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Solution

The fourth proportional to 31,605.04, 47,414.58 and 10,828 is: 16,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605.04 : 47,414.58 = 10,828 : x
  2. Step 2: Convert to fraction form
    31,605.04/47,414.58 = 10,828/x
  3. Step 3: Cross multiply
    31,605.04x = 47,414.58 × 10,828
  4. Step 4: Simplify right side
    31,605.04x = 513,405,072.24
  5. Step 5: Solve for x
    x = 513,405,072.24/31,605.04
  6. Step 6: Final answer
    x = 16,244.41

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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.