Home / 21,353.35-29,467.06-11,793.94

Finding the Fourth Proportional to 21,353.35, 29,467.06 and 11,793.94

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Solution

The fourth proportional to 21,353.35, 29,467.06 and 11,793.94 is: 16,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353.35 : 29,467.06 = 11,793.94 : x
  2. Step 2: Convert to fraction form
    21,353.35/29,467.06 = 11,793.94/x
  3. Step 3: Cross multiply
    21,353.35x = 29,467.06 × 11,793.94
  4. Step 4: Simplify right side
    21,353.35x = 347,532,737.62
  5. Step 5: Solve for x
    x = 347,532,737.62/21,353.35
  6. Step 6: Final answer
    x = 16,275.33

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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.