Home / 9,433.80-14,142.33-4,747.68

Finding the Fourth Proportional to 9,433.80, 14,142.33 and 4,747.68

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Solution

The fourth proportional to 9,433.80, 14,142.33 and 4,747.68 is: 7,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.80 : 14,142.33 = 4,747.68 : x
  2. Step 2: Convert to fraction form
    9,433.80/14,142.33 = 4,747.68/x
  3. Step 3: Cross multiply
    9,433.80x = 14,142.33 × 4,747.68
  4. Step 4: Simplify right side
    9,433.80x = 67,143,257.29
  5. Step 5: Solve for x
    x = 67,143,257.29/9,433.80
  6. Step 6: Final answer
    x = 7,117.31

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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.