Home / 31,243.61-43,116.86-17,096.45

Finding the Fourth Proportional to 31,243.61, 43,116.86 and 17,096.45

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Solution

The fourth proportional to 31,243.61, 43,116.86 and 17,096.45 is: 23,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243.61 : 43,116.86 = 17,096.45 : x
  2. Step 2: Convert to fraction form
    31,243.61/43,116.86 = 17,096.45/x
  3. Step 3: Cross multiply
    31,243.61x = 43,116.86 × 17,096.45
  4. Step 4: Simplify right side
    31,243.61x = 737,144,940.08
  5. Step 5: Solve for x
    x = 737,144,940.08/31,243.61
  6. Step 6: Final answer
    x = 23,593.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.