Home / 31,996.66-47,999.04-10,940.74

Finding the Fourth Proportional to 31,996.66, 47,999.04 and 10,940.74

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Solution

The fourth proportional to 31,996.66, 47,999.04 and 10,940.74 is: 16,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996.66 : 47,999.04 = 10,940.74 : x
  2. Step 2: Convert to fraction form
    31,996.66/47,999.04 = 10,940.74/x
  3. Step 3: Cross multiply
    31,996.66x = 47,999.04 × 10,940.74
  4. Step 4: Simplify right side
    31,996.66x = 525,145,016.89
  5. Step 5: Solve for x
    x = 525,145,016.89/31,996.66
  6. Step 6: Final answer
    x = 16,412.49

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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.