Home / 23,092.92-31,867.02-13,021.38

Finding the Fourth Proportional to 23,092.92, 31,867.02 and 13,021.38

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Solution

The fourth proportional to 23,092.92, 31,867.02 and 13,021.38 is: 17,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,092.92 : 31,867.02 = 13,021.38 : x
  2. Step 2: Convert to fraction form
    23,092.92/31,867.02 = 13,021.38/x
  3. Step 3: Cross multiply
    23,092.92x = 31,867.02 × 13,021.38
  4. Step 4: Simplify right side
    23,092.92x = 414,952,576.89
  5. Step 5: Solve for x
    x = 414,952,576.89/23,092.92
  6. Step 6: Final answer
    x = 17,968.82

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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.