Home / 31,850.69-47,776.14-9,664.25

Finding the Fourth Proportional to 31,850.69, 47,776.14 and 9,664.25

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Solution

The fourth proportional to 31,850.69, 47,776.14 and 9,664.25 is: 14,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,850.69 : 47,776.14 = 9,664.25 : x
  2. Step 2: Convert to fraction form
    31,850.69/47,776.14 = 9,664.25/x
  3. Step 3: Cross multiply
    31,850.69x = 47,776.14 × 9,664.25
  4. Step 4: Simplify right side
    31,850.69x = 461,720,512.67
  5. Step 5: Solve for x
    x = 461,720,512.67/31,850.69
  6. Step 6: Final answer
    x = 14,496.41

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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.