Home / 31,850.82-47,776.33-9,664.38

Finding the Fourth Proportional to 31,850.82, 47,776.33 and 9,664.38

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Solution

The fourth proportional to 31,850.82, 47,776.33 and 9,664.38 is: 14,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,850.82 : 47,776.33 = 9,664.38 : x
  2. Step 2: Convert to fraction form
    31,850.82/47,776.33 = 9,664.38/x
  3. Step 3: Cross multiply
    31,850.82x = 47,776.33 × 9,664.38
  4. Step 4: Simplify right side
    31,850.82x = 461,728,608.13
  5. Step 5: Solve for x
    x = 461,728,608.13/31,850.82
  6. Step 6: Final answer
    x = 14,496.60

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1.5x scale

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.