Home / 23,144.01-34,685.64-10,661.91

Finding the Fourth Proportional to 23,144.01, 34,685.64 and 10,661.91

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Solution

The fourth proportional to 23,144.01, 34,685.64 and 10,661.91 is: 15,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144.01 : 34,685.64 = 10,661.91 : x
  2. Step 2: Convert to fraction form
    23,144.01/34,685.64 = 10,661.91/x
  3. Step 3: Cross multiply
    23,144.01x = 34,685.64 × 10,661.91
  4. Step 4: Simplify right side
    23,144.01x = 369,815,171.97
  5. Step 5: Solve for x
    x = 369,815,171.97/23,144.01
  6. Step 6: Final answer
    x = 15,978.87

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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.