Home / 23,112.49-34,673.96-7,318.48

Finding the Fourth Proportional to 23,112.49, 34,673.96 and 7,318.48

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Solution

The fourth proportional to 23,112.49, 34,673.96 and 7,318.48 is: 10,979.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112.49 : 34,673.96 = 7,318.48 : x
  2. Step 2: Convert to fraction form
    23,112.49/34,673.96 = 7,318.48/x
  3. Step 3: Cross multiply
    23,112.49x = 34,673.96 × 7,318.48
  4. Step 4: Simplify right side
    23,112.49x = 253,760,682.78
  5. Step 5: Solve for x
    x = 253,760,682.78/23,112.49
  6. Step 6: Final answer
    x = 10,979.37

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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.