Home / 21,292.54-29,383.50-11,732.26

Finding the Fourth Proportional to 21,292.54, 29,383.50 and 11,732.26

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Solution

The fourth proportional to 21,292.54, 29,383.50 and 11,732.26 is: 16,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292.54 : 29,383.50 = 11,732.26 : x
  2. Step 2: Convert to fraction form
    21,292.54/29,383.50 = 11,732.26/x
  3. Step 3: Cross multiply
    21,292.54x = 29,383.50 × 11,732.26
  4. Step 4: Simplify right side
    21,292.54x = 344,734,861.71
  5. Step 5: Solve for x
    x = 344,734,861.71/21,292.54
  6. Step 6: Final answer
    x = 16,190.41

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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.