Home / 15,383.89-21,229.98-9,096.26

Finding the Fourth Proportional to 15,383.89, 21,229.98 and 9,096.26

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Solution

The fourth proportional to 15,383.89, 21,229.98 and 9,096.26 is: 12,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.89 : 21,229.98 = 9,096.26 : x
  2. Step 2: Convert to fraction form
    15,383.89/21,229.98 = 9,096.26/x
  3. Step 3: Cross multiply
    15,383.89x = 21,229.98 × 9,096.26
  4. Step 4: Simplify right side
    15,383.89x = 193,113,417.87
  5. Step 5: Solve for x
    x = 193,113,417.87/15,383.89
  6. Step 6: Final answer
    x = 12,552.97

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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.