Home / 23,671.53-35,456.40-11,172.87

Finding the Fourth Proportional to 23,671.53, 35,456.40 and 11,172.87

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Solution

The fourth proportional to 23,671.53, 35,456.40 and 11,172.87 is: 16,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,671.53 : 35,456.40 = 11,172.87 : x
  2. Step 2: Convert to fraction form
    23,671.53/35,456.40 = 11,172.87/x
  3. Step 3: Cross multiply
    23,671.53x = 35,456.40 × 11,172.87
  4. Step 4: Simplify right side
    23,671.53x = 396,149,747.87
  5. Step 5: Solve for x
    x = 396,149,747.87/23,671.53
  6. Step 6: Final answer
    x = 16,735.28

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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.